Refracting Product Overview Buy Online at Sale Prices

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45% off

581C Equal Height Ruler for Positioning Leveling Laying Floor Tiles Special Tool with Adjustable Rings and Clear Scale

$9.80~~$17.82~~

9 sold

43% off

20x50 Binoculars Manual Focus Field Glasses Optical Instrument Easy-Grip Viewing Device Portable for Long-Distance Observation

$16.88~~$29.62~~

20% off

$D61.5 F228 Refractive Cemented Achromatic Lens Near-Infrared Coating 900–1100 nm Band for Telescope Projector Camera Lenses$ $D61.5 F228 Refractive Cemented Achromatic Lens Near-Infrared Coating 900–1100 nm Band for Telescope Projector Camera Lenses$

D61.5 F228 Refractive Cemented Achromatic Lens Near-Infrared Coating 900–1100 nm Band for Telescope Projector Camera Lenses

$135.73~~$169.66~~

16% off

$90mm Focusing Seat Mount for DIY Self-made Refracting Astronomical Telescope Can be Connected to 1.25 inch Zenith Eyepiece$ $90mm Focusing Seat Mount for DIY Self-made Refracting Astronomical Telescope Can be Connected to 1.25 inch Zenith Eyepiece$

90mm Focusing Seat Mount for DIY Self-made Refracting Astronomical Telescope Can be Connected to 1.25 inch Zenith Eyepiece

$24.07~~$28.66~~

52% off

$IALJ-A Flexible Vision Training Tool For Refraction And Amblyopia:Advanced Optical Flip-Up Frame$ $IALJ-A Flexible Vision Training Tool For Refraction And Amblyopia:Advanced Optical Flip-Up Frame$

IALJ-A Flexible Vision Training Tool For Refraction And Amblyopia:Advanced Optical Flip-Up Frame

$9.25~~$19.27~~

Heltec 6S LTO Active Balancer Board 0.7A 2.7V 16V Battery Equalizer BMS for Lithium Titanate LTO / Farad Capacitor Protection

$49.68~~$49.68~~

5 sold

Fishing Head Mounted Magnifier Glasses High Power HD Vision Aid for Fishing Float Watching Outdoor Use and Precision Viewing

$96.00~~$96.00~~

43% off

DIY Tesla Coil Equalizing Ring Toroid Constant Wall Pressure Ring for Physics Lab Science Experiment Teaching Tool

$157.93~~$277.07~~

2 sold

HeltecBMS 4A Smart Active Balancer 8S 10S 13S 14S 16S 20S 21S 22S 24S Lifepo4 / Li-ion/ LTO Battery Equalization

$66.28~~$66.28~~

11 sold

30% off

$50mm Blue Film Double Separation Achromatic Objective Lens Student Refracting Astronomical Telescope DIY Accessories with Spacer$ $50mm Blue Film Double Separation Achromatic Objective Lens Student Refracting Astronomical Telescope DIY Accessories with Spacer$

50mm Blue Film Double Separation Achromatic Objective Lens Student Refracting Astronomical Telescope DIY Accessories with Spacer

$9.10~~$13.00~~

14 sold

$45 Degree Reflective Refractive Mirror 20x3/25x3/30x4 for Fiber Laser Cutting YAG Marking and Handheld Welding$ $45 Degree Reflective Refractive Mirror 20x3/25x3/30x4 for Fiber Laser Cutting YAG Marking and Handheld Welding$

45 Degree Reflective Refractive Mirror 20x3/25x3/30x4 for Fiber Laser Cutting YAG Marking and Handheld Welding

$122.23~~$122.23~~

30% off

$D60F700 Astronomical Telescope Accessories Refractive Double Separation Objective Glass Lens for Stargazing And Sky Watching$ $D60F700 Astronomical Telescope Accessories Refractive Double Separation Objective Glass Lens for Stargazing And Sky Watching$

D60F700 Astronomical Telescope Accessories Refractive Double Separation Objective Glass Lens for Stargazing And Sky Watching

$97.71~~$139.59~~

$4 in 1 Car Automotive Refractometro Antifreeze Battery Fluid Refractometer Urea Adblue Glass Freezing Point Water Coolant Tester$ $4 in 1 Car Automotive Refractometro Antifreeze Battery Fluid Refractometer Urea Adblue Glass Freezing Point Water Coolant Tester$

4 in 1 Car Automotive Refractometro Antifreeze Battery Fluid Refractometer Urea Adblue Glass Freezing Point Water Coolant Tester

$10.97~~$10.97~~

21 sold

15% off

$90 Degree 1.25 Inch Zenith Mirror HD for Refracting Telescope Focuser and Main Optics$ $90 Degree 1.25 Inch Zenith Mirror HD for Refracting Telescope Focuser and Main Optics$

90 Degree 1.25 Inch Zenith Mirror HD for Refracting Telescope Focuser and Main Optics

$101.15~~$119.00~~

50% off

$Optics Propro prism special-shaped Microscope refraction prism Glass instrument components Physical experiment equipment$ $Optics Propro prism special-shaped Microscope refraction prism Glass instrument components Physical experiment equipment$

Optics Propro prism special-shaped Microscope refraction prism Glass instrument components Physical experiment equipment

$21.36~~$42.72~~

13% off

Diameter 60mm Series Cemented Doublet Lens Achromatic Objectives Glass Lens for DIY Astronomical Telescope

$20.88~~$24.00~~

2 sold

10% off

$Semicircle Rectangle Trapezoid Glass Prism Block for Optical Refraction Experiments Physics Teaching Student Laboratory$ $Semicircle Rectangle Trapezoid Glass Prism Block for Optical Refraction Experiments Physics Teaching Student Laboratory$

Semicircle Rectangle Trapezoid Glass Prism Block for Optical Refraction Experiments Physics Teaching Student Laboratory

$8.91~~$9.90~~

8 sold

17% off

$10PCS Defective Rainbow Optical Glass Triprism Refracting Prism for Physics Science Experiment Teaching$ $10PCS Defective Rainbow Optical Glass Triprism Refracting Prism for Physics Science Experiment Teaching$

10PCS Defective Rainbow Optical Glass Triprism Refracting Prism for Physics Science Experiment Teaching

$111.79~~$135.59~~

25% off

$1.25 Inch Interface Focusing Seat for 60mm DIY Refracting Astronomical Telescope 0-120mm Focusing Seat Focusing Cylinder$ $1.25 Inch Interface Focusing Seat for 60mm DIY Refracting Astronomical Telescope 0-120mm Focusing Seat Focusing Cylinder$

1.25 Inch Interface Focusing Seat for 60mm DIY Refracting Astronomical Telescope 0-120mm Focusing Seat Focusing Cylinder

$20.35~~$27.13~~

1 sold

50% off

Lens Imaging Equipment Tools Physical Teaching Tools Learning Kits Physics Lab Learning Kits for Teacher Education

$75.98~~$151.96~~

15% off

$2PC HD Geometric Optics Experiment Set Optical Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift$ $2PC HD Geometric Optics Experiment Set Optical Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift$

2PC HD Geometric Optics Experiment Set Optical Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift

$81.65~~$96.06~~

3 sold

49% off

$【HAPPY】Food Sugar Testing Device 0-32% Brix Meter Portable Refractometer For Fruit Sugars, Beverages-Optical Refraction$ $【HAPPY】Food Sugar Testing Device 0-32% Brix Meter Portable Refractometer For Fruit Sugars, Beverages-Optical Refraction$

【HAPPY】Food Sugar Testing Device 0-32% Brix Meter Portable Refractometer For Fruit Sugars, Beverages-Optical Refraction

$11.71~~$22.97~~

50% off

$F30070 Refracting Optical Telescope 150X Wide-Angle Reverse Scope Finder$ $F30070 Refracting Optical Telescope 150X Wide-Angle Reverse Scope Finder$

F30070 Refracting Optical Telescope 150X Wide-Angle Reverse Scope Finder

$168.00~~$336.00~~

15% off

$Metal / Plastic 60mm Refractive Astronomical Telescope Objective Lens Holder for 62mm DIY Lens Base Optional$ $Metal / Plastic 60mm Refractive Astronomical Telescope Objective Lens Holder for 62mm DIY Lens Base Optional$

Metal / Plastic 60mm Refractive Astronomical Telescope Objective Lens Holder for 62mm DIY Lens Base Optional

$92.65~~$109.00~~

25% off

$5x24 Optical Search Mirror for Starry Sky Scale 705AZ Refracting Astronomical Telescope Accessory$ $5x24 Optical Search Mirror for Starry Sky Scale 705AZ Refracting Astronomical Telescope Accessory$

5x24 Optical Search Mirror for Starry Sky Scale 705AZ Refracting Astronomical Telescope Accessory

$71.02~~$94.69~~

30% off

$Roof Prism Optical Instruments 12.5/16.5/18.5 High Transmittance Precision Lens Refractive Prism Sheet for Enhanced Accuracy$ $Roof Prism Optical Instruments 12.5/16.5/18.5 High Transmittance Precision Lens Refractive Prism Sheet for Enhanced Accuracy$

Roof Prism Optical Instruments 12.5/16.5/18.5 High Transmittance Precision Lens Refractive Prism Sheet for Enhanced Accuracy

$52.50~~$75.00~~

30% off

$1PC Metal Ring Insert Trial Refraction Lens Auxiliary Lens 36mm Large Aperture Black Pinhole Maddox Lens Optometry$ $1PC Metal Ring Insert Trial Refraction Lens Auxiliary Lens 36mm Large Aperture Black Pinhole Maddox Lens Optometry$

1PC Metal Ring Insert Trial Refraction Lens Auxiliary Lens 36mm Large Aperture Black Pinhole Maddox Lens Optometry

$25.95~~$37.07~~

5 sold

$5Pcs Metallic Disco Ball Half Wall Decor Semicircle Light-refracting Mirror Disco Ball Wall Art Glittery Glass Mirror$ $5Pcs Metallic Disco Ball Half Wall Decor Semicircle Light-refracting Mirror Disco Ball Wall Art Glittery Glass Mirror$

5Pcs Metallic Disco Ball Half Wall Decor Semicircle Light-refracting Mirror Disco Ball Wall Art Glittery Glass Mirror

$67.95~~$67.95~~

$D60F900 Astronomical Telescope Refractive Separation Objective$

D60F900 Astronomical Telescope Refractive Separation Objective

$17.00~~$17.00~~

1 sold

40X22 Compact Binoculars High Power HD Outdoor Telescope Portable Mini Pocket Binoculars for Travel Sports and Sightseeing

$126.00~~$126.00~~

36% off

$Diameter 51mm Doublet Cemented Objective Lens Focal Length 135 183 189 219 225mm 51F135 51F83mm Refracting Telescope DIY Lens$ $Diameter 51mm Doublet Cemented Objective Lens Focal Length 135 183 189 219 225mm 51F135 51F83mm Refracting Telescope DIY Lens$

Diameter 51mm Doublet Cemented Objective Lens Focal Length 135 183 189 219 225mm 51F135 51F83mm Refracting Telescope DIY Lens

$80.64~~$126.00~~

$Light Refraction Demonstrator Light Reflection Demo, Physical Optics Experiment Set, Optical Teaching Aids Science Equipment$ $Light Refraction Demonstrator Light Reflection Demo, Physical Optics Experiment Set, Optical Teaching Aids Science Equipment$

Light Refraction Demonstrator Light Reflection Demo, Physical Optics Experiment Set, Optical Teaching Aids Science Equipment

$147.33~~$147.33~~

6 sold

30% off

$D51F219 Refractive adhesive green film objective lens Achromatic lens Parallel light tube astronomical telescope DIY accessories$ $D51F219 Refractive adhesive green film objective lens Achromatic lens Parallel light tube astronomical telescope DIY accessories$

D51F219 Refractive adhesive green film objective lens Achromatic lens Parallel light tube astronomical telescope DIY accessories

$138.60~~$198.00~~

21% off

$1PCS Outdoor Astronomical Telescope Eyepiece Lens Accessories PL25 10mm/6mm Blue Coating Universal Refraction and Reflection$ $1PCS Outdoor Astronomical Telescope Eyepiece Lens Accessories PL25 10mm/6mm Blue Coating Universal Refraction and Reflection$

1PCS Outdoor Astronomical Telescope Eyepiece Lens Accessories PL25 10mm/6mm Blue Coating Universal Refraction and Reflection

$13.73~~$17.38~~

28% off

$Portable Crystal Glass Triangular Prism Clear Triangular Optical Refraction Prisma Rainbow Maker Learning Tool$ $Portable Crystal Glass Triangular Prism Clear Triangular Optical Refraction Prisma Rainbow Maker Learning Tool$

Portable Crystal Glass Triangular Prism Clear Triangular Optical Refraction Prisma Rainbow Maker Learning Tool

$16.65~~$23.12~~

55% off

Optical Physics Teaching Kit Convex Concave Lenses Mirror Prism Set Laboratory Scientific Experiment Demonstration Aids

$30.28~~$67.29~~

45% off

581C Equal Height Ruler for Positioning Leveling Laying Floor Tiles Special Tool with Adjustable Rings and Clear Scale

$9.80 $17.82

9 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now

43% off

20x50 Binoculars Manual Focus Field Glasses Optical Instrument Easy-Grip Viewing Device Portable for Long-Distance Observation

$16.88 $29.62

Categories: Tools, Measurement & Analysis Instruments

Buy Now

20% off

D61.5 F228 Refractive Cemented Achromatic Lens Near-Infrared Coating 900–1100 nm Band for Telescope Projector Camera Lenses

$135.73 $169.66

Categories: Tools, Measurement & Analysis Instruments

Buy Now

16% off

90mm Focusing Seat Mount for DIY Self-made Refracting Astronomical Telescope Can be Connected to 1.25 inch Zenith Eyepiece

$24.07 $28.66

Categories: Tools, Measurement & Analysis Instruments

Buy Now

52% off

$IALJ-A Flexible Vision Training Tool For Refraction And Amblyopia:Advanced Optical Flip-Up Frame$ $IALJ-A Flexible Vision Training Tool For Refraction And Amblyopia:Advanced Optical Flip-Up Frame$

IALJ-A Flexible Vision Training Tool For Refraction And Amblyopia:Advanced Optical Flip-Up Frame

$9.25 $19.27

Categories: Tools, Measurement & Analysis Instruments

Buy Now

Heltec 6S LTO Active Balancer Board 0.7A 2.7V 16V Battery Equalizer BMS for Lithium Titanate LTO / Farad Capacitor Protection

$49.68 $49.68

5 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now

Fishing Head Mounted Magnifier Glasses High Power HD Vision Aid for Fishing Float Watching Outdoor Use and Precision Viewing

$96.00 $96.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

43% off

DIY Tesla Coil Equalizing Ring Toroid Constant Wall Pressure Ring for Physics Lab Science Experiment Teaching Tool

$157.93 $277.07

2 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now

HeltecBMS 4A Smart Active Balancer 8S 10S 13S 14S 16S 20S 21S 22S 24S Lifepo4 / Li-ion/ LTO Battery Equalization

$66.28 $66.28

11 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now

30% off

50mm Blue Film Double Separation Achromatic Objective Lens Student Refracting Astronomical Telescope DIY Accessories with Spacer

$9.10 $13.00

14 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now

45 Degree Reflective Refractive Mirror 20x3/25x3/30x4 for Fiber Laser Cutting YAG Marking and Handheld Welding

$122.23 $122.23

Categories: Tools, Measurement & Analysis Instruments

Buy Now

30% off

D60F700 Astronomical Telescope Accessories Refractive Double Separation Objective Glass Lens for Stargazing And Sky Watching

$97.71 $139.59

Categories: Tools, Measurement & Analysis Instruments

Buy Now

4 in 1 Car Automotive Refractometro Antifreeze Battery Fluid Refractometer Urea Adblue Glass Freezing Point Water Coolant Tester

$10.97 $10.97

21 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now

15% off

$90 Degree 1.25 Inch Zenith Mirror HD for Refracting Telescope Focuser and Main Optics$ $90 Degree 1.25 Inch Zenith Mirror HD for Refracting Telescope Focuser and Main Optics$

90 Degree 1.25 Inch Zenith Mirror HD for Refracting Telescope Focuser and Main Optics

$101.15 $119.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

50% off

Optics Propro prism special-shaped Microscope refraction prism Glass instrument components Physical experiment equipment

$21.36 $42.72

Categories: Tools, Measurement & Analysis Instruments

Buy Now

13% off

Diameter 60mm Series Cemented Doublet Lens Achromatic Objectives Glass Lens for DIY Astronomical Telescope

$20.88 $24.00

2 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now

10% off

Semicircle Rectangle Trapezoid Glass Prism Block for Optical Refraction Experiments Physics Teaching Student Laboratory

$8.91 $9.90

8 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now

17% off

10PCS Defective Rainbow Optical Glass Triprism Refracting Prism for Physics Science Experiment Teaching

$111.79 $135.59

Categories: Tools, Measurement & Analysis Instruments

Buy Now

25% off

1.25 Inch Interface Focusing Seat for 60mm DIY Refracting Astronomical Telescope 0-120mm Focusing Seat Focusing Cylinder

$20.35 $27.13

1 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now

50% off

Lens Imaging Equipment Tools Physical Teaching Tools Learning Kits Physics Lab Learning Kits for Teacher Education

$75.98 $151.96

Categories: Tools, Measurement & Analysis Instruments

Buy Now

15% off

2PC HD Geometric Optics Experiment Set Optical Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift

$81.65 $96.06

3 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now

49% off

【HAPPY】Food Sugar Testing Device 0-32% Brix Meter Portable Refractometer For Fruit Sugars, Beverages-Optical Refraction

$11.71 $22.97

Categories: Tools, Measurement & Analysis Instruments

Buy Now

50% off

$F30070 Refracting Optical Telescope 150X Wide-Angle Reverse Scope Finder$ $F30070 Refracting Optical Telescope 150X Wide-Angle Reverse Scope Finder$

F30070 Refracting Optical Telescope 150X Wide-Angle Reverse Scope Finder

$168.00 $336.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

15% off

Metal / Plastic 60mm Refractive Astronomical Telescope Objective Lens Holder for 62mm DIY Lens Base Optional

$92.65 $109.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now

25% off

$5x24 Optical Search Mirror for Starry Sky Scale 705AZ Refracting Astronomical Telescope Accessory$ $5x24 Optical Search Mirror for Starry Sky Scale 705AZ Refracting Astronomical Telescope Accessory$