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Professional Tripod for High-quality Monocular Long-distance Refraction Astronomical Telescope Professional Tripod for High-quality Monocular Long-distance Refraction Astronomical Telescope

Professional Tripod for High-quality Monocular Long-distance Refraction Astronomical Telescope

$566.21$566.21

10% off
High Quality BK7 Optical Glass Porro Prisms, Refractive Prisms For Microscope And Binocular Applications High Quality BK7 Optical Glass Porro Prisms, Refractive Prisms For Microscope And Binocular Applications

High Quality BK7 Optical Glass Porro Prisms, Refractive Prisms For Microscope And Binocular Applications

$302.40$336.00

1.25-inch 90-degree Prism Zenith Mirror Full Erect Image Refraction 31.7mm Astronomical Telescope Metal Interface 1.25-inch 90-degree Prism Zenith Mirror Full Erect Image Refraction 31.7mm Astronomical Telescope Metal Interface

1.25-inch 90-degree Prism Zenith Mirror Full Erect Image Refraction 31.7mm Astronomical Telescope Metal Interface

$243.51$243.51

Ophthalmoscope Ophthalmic Equipment Refraction Inspection Optical Lens Retinoscopy Rack Set Plastic Bar Aluminium Case Ophthalmoscope Ophthalmic Equipment Refraction Inspection Optical Lens Retinoscopy Rack Set Plastic Bar Aluminium Case

Ophthalmoscope Ophthalmic Equipment Refraction Inspection Optical Lens Retinoscopy Rack Set Plastic Bar Aluminium Case

$400.00$400.00

2% off
Built-in LED Light Source Digital Gem Refractometer for Jewelry Gemstone Identification Measure Refractive Index Gems Value 1.81 Built-in LED Light Source Digital Gem Refractometer for Jewelry Gemstone Identification Measure Refractive Index Gems Value 1.81

Built-in LED Light Source Digital Gem Refractometer for Jewelry Gemstone Identification Measure Refractive Index Gems Value 1.81

$312.91$319.30

3 sold
19% off
1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Lens 1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Lens

1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Lens

$30.74$37.95

50% off
ARTBULL Golf Laser Rangefinder Telescope 650M Height Angle Measurement Waterproof Outdoor Golf Measuring Tool For Adults ARTBULL Golf Laser Rangefinder Telescope 650M Height Angle Measurement Waterproof Outdoor Golf Measuring Tool For Adults

ARTBULL Golf Laser Rangefinder Telescope 650M Height Angle Measurement Waterproof Outdoor Golf Measuring Tool For Adults

$478.23$956.46

50% off
Handheld laser welding mirror, Jiaqiang Qilin protective lens, Xinghong Aosen refractive lens Handheld laser welding mirror, Jiaqiang Qilin protective lens, Xinghong Aosen refractive lens

Handheld laser welding mirror, Jiaqiang Qilin protective lens, Xinghong Aosen refractive lens

$29.90$59.80

10% off
Ophthalmic optometry and eyewear stand, lightweight glasses refraction fitting rack with four slots Ophthalmic optometry and eyewear stand, lightweight glasses refraction fitting rack with four slots

Ophthalmic optometry and eyewear stand, lightweight glasses refraction fitting rack with four slots

$180.00$200.00

4S Smart Balancer 5A High-Current Active Equalizer with Low-Voltage Sleep Protection for Ternary Lithium & LiFePO4 Battery 4S Smart Balancer 5A High-Current Active Equalizer with Low-Voltage Sleep Protection for Ternary Lithium & LiFePO4 Battery

4S Smart Balancer 5A High-Current Active Equalizer with Low-Voltage Sleep Protection for Ternary Lithium & LiFePO4 Battery

$200.85$200.85

44 sold
Ophthalmic Flipper Board Lens Retinoscopy Rack Set Optometry Trial Lenses PAIJING 6-8 Bars 40 Diopter Ophthalmic Flipper Board Lens Retinoscopy Rack Set Optometry Trial Lenses PAIJING 6-8 Bars 40 Diopter

Ophthalmic Flipper Board Lens Retinoscopy Rack Set Optometry Trial Lenses PAIJING 6-8 Bars 40 Diopter

$216.30$216.30

8 sold
Professional Calcite Dichroscope – 60mm Metal Body, Test Pleochroism in Gems 15mm Aperture Doubly Refractive Stone Tester Professional Calcite Dichroscope – 60mm Metal Body, Test Pleochroism in Gems 15mm Aperture Doubly Refractive Stone Tester

Professional Calcite Dichroscope – 60mm Metal Body, Test Pleochroism in Gems 15mm Aperture Doubly Refractive Stone Tester

$270.00$270.00

1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo 1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo

1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo

$563.52$563.52

1 sold
15% off
80mm Series Achromatic Cemented Lenses F316 F400 F500 F720 F900 for Refracting Astronomical Telescope Objective 80mm Series Achromatic Cemented Lenses F316 F400 F500 F720 F900 for Refracting Astronomical Telescope Objective

80mm Series Achromatic Cemented Lenses F316 F400 F500 F720 F900 for Refracting Astronomical Telescope Objective

$287.30$338.00

15% off
Industrial Automation Inspection Optical Prism Light Source High Refractive Angle For CCD Machine Vision System Industrial Automation Inspection Optical Prism Light Source High Refractive Angle For CCD Machine Vision System

Industrial Automation Inspection Optical Prism Light Source High Refractive Angle For CCD Machine Vision System

$380.80$448.00

PD Adjustable Portable Trial Frame Easy Operate Pupil Distance Adjustable Professional Optical Trial Lens Frame for Optometry PD Adjustable Portable Trial Frame Easy Operate Pupil Distance Adjustable Professional Optical Trial Lens Frame for Optometry

PD Adjustable Portable Trial Frame Easy Operate Pupil Distance Adjustable Professional Optical Trial Lens Frame for Optometry

$494.25$494.25

44 sold
Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components

Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components

$198.87$198.87

1 sold
41% off
Handheld 100mm Kaleidoscope Camera Filter Multiple Refractions SLR Handheld 100mm Kaleidoscope Camera Filter Multiple Refractions SLR

Handheld 100mm Kaleidoscope Camera Filter Multiple Refractions SLR

$19.79$33.54

35% off
SVBONY SA202 Binoculars,10x42 Binoculars for Adults,Compact FMC Lens,Binoculars with Neck Strap Carrying Bag for Hiking Birding SVBONY SA202 Binoculars,10x42 Binoculars for Adults,Compact FMC Lens,Binoculars with Neck Strap Carrying Bag for Hiking Birding

SVBONY SA202 Binoculars,10x42 Binoculars for Adults,Compact FMC Lens,Binoculars with Neck Strap Carrying Bag for Hiking Birding

$89.01$138.33

3 sold
30% off
1PC 106mm Double Separation Lenses 106F600mm 106F900mm Optical Glass Objective Lens Set Refractive Astronomical Telescope DIY 1PC 106mm Double Separation Lenses 106F600mm 106F900mm Optical Glass Objective Lens Set Refractive Astronomical Telescope DIY

1PC 106mm Double Separation Lenses 106F600mm 106F900mm Optical Glass Objective Lens Set Refractive Astronomical Telescope DIY

$368.19$525.99

30% off
Automatic Temperature Compensation Refractive Index Sugar Content Tester Precision 0-55% Digital Brix Refractometer Brix Meter Automatic Temperature Compensation Refractive Index Sugar Content Tester Precision 0-55% Digital Brix Refractometer Brix Meter

Automatic Temperature Compensation Refractive Index Sugar Content Tester Precision 0-55% Digital Brix Refractometer Brix Meter

$151.07$218.00

21% off
1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Eyepiece Lens Accessories 1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Eyepiece Lens Accessories

1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Eyepiece Lens Accessories

$33.12$41.93

2% off
1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic for Refractive Errors Amblyopia Squint Stereo 1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic for Refractive Errors Amblyopia Squint Stereo

1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic for Refractive Errors Amblyopia Squint Stereo

$585.45$597.40

8 sold
48% off
Datyson 50 FOV Plossl 32mm Telescope Eyepiece Fully Multi Coated Lens 1.25 Inch Barrel With Front M28X0.6mm Filter Threads Datyson 50 FOV Plossl 32mm Telescope Eyepiece Fully Multi Coated Lens 1.25 Inch Barrel With Front M28X0.6mm Filter Threads

Datyson 50 FOV Plossl 32mm Telescope Eyepiece Fully Multi Coated Lens 1.25 Inch Barrel With Front M28X0.6mm Filter Threads

$150.33$289.10

5 sold
20% off
1.25-inch 90-degree prism zenith mirror full positive image Refracting 31.7mm Astronomical Telescope metal interface 1.25-inch 90-degree prism zenith mirror full positive image Refracting 31.7mm Astronomical Telescope metal interface

1.25-inch 90-degree prism zenith mirror full positive image Refracting 31.7mm Astronomical Telescope metal interface

$26.46$33.07

50% off
80 Series Dual-Separation Aberration-Free Green Film Optical Element for Refractive Astronomical Telescopes with Ring Enclosures 80 Series Dual-Separation Aberration-Free Green Film Optical Element for Refractive Astronomical Telescopes with Ring Enclosures

80 Series Dual-Separation Aberration-Free Green Film Optical Element for Refractive Astronomical Telescopes with Ring Enclosures

$300.00$600.00

25% off
93(90) Aperture F500/600/800/900/1000Mm Refractive Objective Diy Homemade Astronomical Telescope 93(90) Aperture F500/600/800/900/1000Mm Refractive Objective Diy Homemade Astronomical Telescope

93(90) Aperture F500/600/800/900/1000Mm Refractive Objective Diy Homemade Astronomical Telescope

$52.75$70.33

23% off
12x50 Monocular Telescope High Power, BAK4 Prism FMC Lens with Phone Adapter, IPX7 Waterproof for Hunting Hiking 12x50 Monocular Telescope High Power, BAK4 Prism FMC Lens with Phone Adapter, IPX7 Waterproof for Hunting Hiking

12x50 Monocular Telescope High Power, BAK4 Prism FMC Lens with Phone Adapter, IPX7 Waterproof for Hunting Hiking

$416.38$540.75

1 sold
68% off
Mechanical Curvature Measuring Instrument for Optical Lenses Including For 1.53 Refractive Index Lenses Radius Meter Mechanical Curvature Measuring Instrument for Optical Lenses Including For 1.53 Refractive Index Lenses Radius Meter

Mechanical Curvature Measuring Instrument for Optical Lenses Including For 1.53 Refractive Index Lenses Radius Meter

$151.89$474.67

35% off
Sugar Content Test 0~55% refractive index Refractometer Digital Brix Meter For Fruits/Vegetables/Veverages/Food Processing/Beer Sugar Content Test 0~55% refractive index Refractometer Digital Brix Meter For Fruits/Vegetables/Veverages/Food Processing/Beer

Sugar Content Test 0~55% refractive index Refractometer Digital Brix Meter For Fruits/Vegetables/Veverages/Food Processing/Beer

$26.65$41.00

4 sold
Jewelry jadeite jade authenticity identification instrument index built-in light source with refractive oil Jewelry jadeite jade authenticity identification instrument index built-in light source with refractive oil

Jewelry jadeite jade authenticity identification instrument index built-in light source with refractive oil

$620.00$620.00

2% off
Heltec 4S/6S Active Battery Balancer with Voltage Display TFT LiPo/LiFePO4 Voltage Tester & 5A Energy Transfer Equalizer Heltec 4S/6S Active Battery Balancer with Voltage Display TFT LiPo/LiFePO4 Voltage Tester & 5A Energy Transfer Equalizer

Heltec 4S/6S Active Battery Balancer with Voltage Display TFT LiPo/LiFePO4 Voltage Tester & 5A Energy Transfer Equalizer

$211.97$216.30

18 sold
43% off
Theater Binoculars with Chain Portable 4×30 Opera Binocular 4x30 Opera Glasses Vintage-Inspired Compact Performance Binoculars Theater Binoculars with Chain Portable 4×30 Opera Binocular 4x30 Opera Glasses Vintage-Inspired Compact Performance Binoculars

Theater Binoculars with Chain Portable 4×30 Opera Binocular 4x30 Opera Glasses Vintage-Inspired Compact Performance Binoculars

$412.73$724.09

25% off
90mm DIY Astronomy Telescope Accessories Double Group Self-made Optical Lenses Refractive Glass Achromatic Objective Lens 90mm DIY Astronomy Telescope Accessories Double Group Self-made Optical Lenses Refractive Glass Achromatic Objective Lens

90mm DIY Astronomy Telescope Accessories Double Group Self-made Optical Lenses Refractive Glass Achromatic Objective Lens

$59.99$79.99

4 sold
38% off
A76I-Handheld Densimeter 0-53% Prism Refraction Sugar Refractometer Saccharimeter Tester High Resolution A76I-Handheld Densimeter 0-53% Prism Refraction Sugar Refractometer Saccharimeter Tester High Resolution

A76I-Handheld Densimeter 0-53% Prism Refraction Sugar Refractometer Saccharimeter Tester High Resolution

$28.19$45.47

6% off
Eye Refraction Examination Multi-Functional Practice Device Optical Examination Simulation Equipment Retinoscopy Practice Eye Refraction Examination Multi-Functional Practice Device Optical Examination Simulation Equipment Retinoscopy Practice

Eye Refraction Examination Multi-Functional Practice Device Optical Examination Simulation Equipment Retinoscopy Practice

$239.70$255.00

Professional Tripod for High-quality Monocular Long-distance Refraction Astronomical Telescope Professional Tripod for High-quality Monocular Long-distance Refraction Astronomical Telescope

Professional Tripod for High-quality Monocular Long-distance Refraction Astronomical Telescope

$566.21 $566.21

Categories: Tools, Measurement & Analysis Instruments

Buy Now
10% off
High Quality BK7 Optical Glass Porro Prisms, Refractive Prisms For Microscope And Binocular Applications High Quality BK7 Optical Glass Porro Prisms, Refractive Prisms For Microscope And Binocular Applications

High Quality BK7 Optical Glass Porro Prisms, Refractive Prisms For Microscope And Binocular Applications

$302.40 $336.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now
1.25-inch 90-degree Prism Zenith Mirror Full Erect Image Refraction 31.7mm Astronomical Telescope Metal Interface 1.25-inch 90-degree Prism Zenith Mirror Full Erect Image Refraction 31.7mm Astronomical Telescope Metal Interface

1.25-inch 90-degree Prism Zenith Mirror Full Erect Image Refraction 31.7mm Astronomical Telescope Metal Interface

$243.51 $243.51

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Ophthalmoscope Ophthalmic Equipment Refraction Inspection Optical Lens Retinoscopy Rack Set Plastic Bar Aluminium Case Ophthalmoscope Ophthalmic Equipment Refraction Inspection Optical Lens Retinoscopy Rack Set Plastic Bar Aluminium Case

Ophthalmoscope Ophthalmic Equipment Refraction Inspection Optical Lens Retinoscopy Rack Set Plastic Bar Aluminium Case

$400.00 $400.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now
2% off
Built-in LED Light Source Digital Gem Refractometer for Jewelry Gemstone Identification Measure Refractive Index Gems Value 1.81 Built-in LED Light Source Digital Gem Refractometer for Jewelry Gemstone Identification Measure Refractive Index Gems Value 1.81

Built-in LED Light Source Digital Gem Refractometer for Jewelry Gemstone Identification Measure Refractive Index Gems Value 1.81

$312.91 $319.30

3 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
19% off
1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Lens 1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Lens

1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Lens

$30.74 $37.95

Categories: Tools, Measurement & Analysis Instruments

Buy Now
50% off
ARTBULL Golf Laser Rangefinder Telescope 650M Height Angle Measurement Waterproof Outdoor Golf Measuring Tool For Adults ARTBULL Golf Laser Rangefinder Telescope 650M Height Angle Measurement Waterproof Outdoor Golf Measuring Tool For Adults

ARTBULL Golf Laser Rangefinder Telescope 650M Height Angle Measurement Waterproof Outdoor Golf Measuring Tool For Adults

$478.23 $956.46

Categories: Tools, Measurement & Analysis Instruments

Buy Now
50% off
Handheld laser welding mirror, Jiaqiang Qilin protective lens, Xinghong Aosen refractive lens Handheld laser welding mirror, Jiaqiang Qilin protective lens, Xinghong Aosen refractive lens

Handheld laser welding mirror, Jiaqiang Qilin protective lens, Xinghong Aosen refractive lens

$29.90 $59.80

Categories: Tools, Measurement & Analysis Instruments

Buy Now
10% off
Ophthalmic optometry and eyewear stand, lightweight glasses refraction fitting rack with four slots Ophthalmic optometry and eyewear stand, lightweight glasses refraction fitting rack with four slots

Ophthalmic optometry and eyewear stand, lightweight glasses refraction fitting rack with four slots

$180.00 $200.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now
4S Smart Balancer 5A High-Current Active Equalizer with Low-Voltage Sleep Protection for Ternary Lithium & LiFePO4 Battery 4S Smart Balancer 5A High-Current Active Equalizer with Low-Voltage Sleep Protection for Ternary Lithium & LiFePO4 Battery

4S Smart Balancer 5A High-Current Active Equalizer with Low-Voltage Sleep Protection for Ternary Lithium & LiFePO4 Battery

$200.85 $200.85

44 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Ophthalmic Flipper Board Lens Retinoscopy Rack Set Optometry Trial Lenses PAIJING 6-8 Bars 40 Diopter Ophthalmic Flipper Board Lens Retinoscopy Rack Set Optometry Trial Lenses PAIJING 6-8 Bars 40 Diopter

Ophthalmic Flipper Board Lens Retinoscopy Rack Set Optometry Trial Lenses PAIJING 6-8 Bars 40 Diopter

$216.30 $216.30

8 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Professional Calcite Dichroscope – 60mm Metal Body, Test Pleochroism in Gems 15mm Aperture Doubly Refractive Stone Tester Professional Calcite Dichroscope – 60mm Metal Body, Test Pleochroism in Gems 15mm Aperture Doubly Refractive Stone Tester

Professional Calcite Dichroscope – 60mm Metal Body, Test Pleochroism in Gems 15mm Aperture Doubly Refractive Stone Tester

$270.00 $270.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now
1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo 1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo

1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic For Refractive Errors Amblyopia Squint Stereo

$563.52 $563.52

1 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
15% off
80mm Series Achromatic Cemented Lenses F316 F400 F500 F720 F900 for Refracting Astronomical Telescope Objective 80mm Series Achromatic Cemented Lenses F316 F400 F500 F720 F900 for Refracting Astronomical Telescope Objective

80mm Series Achromatic Cemented Lenses F316 F400 F500 F720 F900 for Refracting Astronomical Telescope Objective

$287.30 $338.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now
15% off
Industrial Automation Inspection Optical Prism Light Source High Refractive Angle For CCD Machine Vision System Industrial Automation Inspection Optical Prism Light Source High Refractive Angle For CCD Machine Vision System

Industrial Automation Inspection Optical Prism Light Source High Refractive Angle For CCD Machine Vision System

$380.80 $448.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now
PD Adjustable Portable Trial Frame Easy Operate Pupil Distance Adjustable Professional Optical Trial Lens Frame for Optometry PD Adjustable Portable Trial Frame Easy Operate Pupil Distance Adjustable Professional Optical Trial Lens Frame for Optometry

PD Adjustable Portable Trial Frame Easy Operate Pupil Distance Adjustable Professional Optical Trial Lens Frame for Optometry

$494.25 $494.25

44 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components

Optical Proprism, Porro irregular-shaped microscope, refractive prism, K9 glass instrument components

$198.87 $198.87

1 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
41% off
Handheld 100mm Kaleidoscope Camera Filter Multiple Refractions SLR Handheld 100mm Kaleidoscope Camera Filter Multiple Refractions SLR

Handheld 100mm Kaleidoscope Camera Filter Multiple Refractions SLR

$19.79 $33.54

Categories: Tools, Measurement & Analysis Instruments

Buy Now
35% off
SVBONY SA202 Binoculars,10x42 Binoculars for Adults,Compact FMC Lens,Binoculars with Neck Strap Carrying Bag for Hiking Birding SVBONY SA202 Binoculars,10x42 Binoculars for Adults,Compact FMC Lens,Binoculars with Neck Strap Carrying Bag for Hiking Birding

SVBONY SA202 Binoculars,10x42 Binoculars for Adults,Compact FMC Lens,Binoculars with Neck Strap Carrying Bag for Hiking Birding

$89.01 $138.33

3 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
30% off
1PC 106mm Double Separation Lenses 106F600mm 106F900mm Optical Glass Objective Lens Set Refractive Astronomical Telescope DIY 1PC 106mm Double Separation Lenses 106F600mm 106F900mm Optical Glass Objective Lens Set Refractive Astronomical Telescope DIY

1PC 106mm Double Separation Lenses 106F600mm 106F900mm Optical Glass Objective Lens Set Refractive Astronomical Telescope DIY

$368.19 $525.99

Categories: Tools, Measurement & Analysis Instruments

Buy Now
30% off
Automatic Temperature Compensation Refractive Index Sugar Content Tester Precision 0-55% Digital Brix Refractometer Brix Meter Automatic Temperature Compensation Refractive Index Sugar Content Tester Precision 0-55% Digital Brix Refractometer Brix Meter

Automatic Temperature Compensation Refractive Index Sugar Content Tester Precision 0-55% Digital Brix Refractometer Brix Meter

$151.07 $218.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now
21% off
1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Eyepiece Lens Accessories 1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Eyepiece Lens Accessories

1PC 1.25'' Apochromatic 5x Magnification Mirror F Astronomical Telescope Eyepiece Lens Accessories

$33.12 $41.93

Categories: Tools, Measurement & Analysis Instruments

Buy Now
2% off
1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic for Refractive Errors Amblyopia Squint Stereo 1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic for Refractive Errors Amblyopia Squint Stereo

1PC Stereoscopic Variable Prismatic Trainer Visual Training Device Orthoptic for Refractive Errors Amblyopia Squint Stereo

$585.45 $597.40

8 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
48% off
Datyson 50 FOV Plossl 32mm Telescope Eyepiece Fully Multi Coated Lens 1.25 Inch Barrel With Front M28X0.6mm Filter Threads Datyson 50 FOV Plossl 32mm Telescope Eyepiece Fully Multi Coated Lens 1.25 Inch Barrel With Front M28X0.6mm Filter Threads

Datyson 50 FOV Plossl 32mm Telescope Eyepiece Fully Multi Coated Lens 1.25 Inch Barrel With Front M28X0.6mm Filter Threads

$150.33 $289.10

5 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
20% off
1.25-inch 90-degree prism zenith mirror full positive image Refracting 31.7mm Astronomical Telescope metal interface 1.25-inch 90-degree prism zenith mirror full positive image Refracting 31.7mm Astronomical Telescope metal interface

1.25-inch 90-degree prism zenith mirror full positive image Refracting 31.7mm Astronomical Telescope metal interface

$26.46 $33.07

Categories: Tools, Measurement & Analysis Instruments

Buy Now
50% off
80 Series Dual-Separation Aberration-Free Green Film Optical Element for Refractive Astronomical Telescopes with Ring Enclosures 80 Series Dual-Separation Aberration-Free Green Film Optical Element for Refractive Astronomical Telescopes with Ring Enclosures

80 Series Dual-Separation Aberration-Free Green Film Optical Element for Refractive Astronomical Telescopes with Ring Enclosures

$300.00 $600.00

Categories: Tools, Measurement & Analysis Instruments

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25% off
93(90) Aperture F500/600/800/900/1000Mm Refractive Objective Diy Homemade Astronomical Telescope 93(90) Aperture F500/600/800/900/1000Mm Refractive Objective Diy Homemade Astronomical Telescope

93(90) Aperture F500/600/800/900/1000Mm Refractive Objective Diy Homemade Astronomical Telescope

$52.75 $70.33

Categories: Tools, Measurement & Analysis Instruments

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23% off
12x50 Monocular Telescope High Power, BAK4 Prism FMC Lens with Phone Adapter, IPX7 Waterproof for Hunting Hiking 12x50 Monocular Telescope High Power, BAK4 Prism FMC Lens with Phone Adapter, IPX7 Waterproof for Hunting Hiking

12x50 Monocular Telescope High Power, BAK4 Prism FMC Lens with Phone Adapter, IPX7 Waterproof for Hunting Hiking

$416.38 $540.75

1 sold

Categories: Tools, Measurement & Analysis Instruments

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68% off
Mechanical Curvature Measuring Instrument for Optical Lenses Including For 1.53 Refractive Index Lenses Radius Meter Mechanical Curvature Measuring Instrument for Optical Lenses Including For 1.53 Refractive Index Lenses Radius Meter

Mechanical Curvature Measuring Instrument for Optical Lenses Including For 1.53 Refractive Index Lenses Radius Meter

$151.89 $474.67

Categories: Tools, Measurement & Analysis Instruments

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35% off
Sugar Content Test 0~55% refractive index Refractometer Digital Brix Meter For Fruits/Vegetables/Veverages/Food Processing/Beer Sugar Content Test 0~55% refractive index Refractometer Digital Brix Meter For Fruits/Vegetables/Veverages/Food Processing/Beer

Sugar Content Test 0~55% refractive index Refractometer Digital Brix Meter For Fruits/Vegetables/Veverages/Food Processing/Beer

$26.65 $41.00

4 sold

Categories: Tools, Measurement & Analysis Instruments

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Jewelry jadeite jade authenticity identification instrument index built-in light source with refractive oil Jewelry jadeite jade authenticity identification instrument index built-in light source with refractive oil

Jewelry jadeite jade authenticity identification instrument index built-in light source with refractive oil

$620.00 $620.00

Categories: Tools, Measurement & Analysis Instruments

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2% off
Heltec 4S/6S Active Battery Balancer with Voltage Display TFT LiPo/LiFePO4 Voltage Tester & 5A Energy Transfer Equalizer Heltec 4S/6S Active Battery Balancer with Voltage Display TFT LiPo/LiFePO4 Voltage Tester & 5A Energy Transfer Equalizer

Heltec 4S/6S Active Battery Balancer with Voltage Display TFT LiPo/LiFePO4 Voltage Tester & 5A Energy Transfer Equalizer

$211.97 $216.30

18 sold

Categories: Tools, Measurement & Analysis Instruments

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43% off
Theater Binoculars with Chain Portable 4×30 Opera Binocular 4x30 Opera Glasses Vintage-Inspired Compact Performance Binoculars Theater Binoculars with Chain Portable 4×30 Opera Binocular 4x30 Opera Glasses Vintage-Inspired Compact Performance Binoculars

Theater Binoculars with Chain Portable 4×30 Opera Binocular 4x30 Opera Glasses Vintage-Inspired Compact Performance Binoculars

$412.73 $724.09

Categories: Tools, Measurement & Analysis Instruments

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25% off
90mm DIY Astronomy Telescope Accessories Double Group Self-made Optical Lenses Refractive Glass Achromatic Objective Lens 90mm DIY Astronomy Telescope Accessories Double Group Self-made Optical Lenses Refractive Glass Achromatic Objective Lens

90mm DIY Astronomy Telescope Accessories Double Group Self-made Optical Lenses Refractive Glass Achromatic Objective Lens

$59.99 $79.99

4 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
38% off
A76I-Handheld Densimeter 0-53% Prism Refraction Sugar Refractometer Saccharimeter Tester High Resolution A76I-Handheld Densimeter 0-53% Prism Refraction Sugar Refractometer Saccharimeter Tester High Resolution

A76I-Handheld Densimeter 0-53% Prism Refraction Sugar Refractometer Saccharimeter Tester High Resolution

$28.19 $45.47

Categories: Tools, Measurement & Analysis Instruments

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6% off
Eye Refraction Examination Multi-Functional Practice Device Optical Examination Simulation Equipment Retinoscopy Practice Eye Refraction Examination Multi-Functional Practice Device Optical Examination Simulation Equipment Retinoscopy Practice

Eye Refraction Examination Multi-Functional Practice Device Optical Examination Simulation Equipment Retinoscopy Practice

$239.70 $255.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now