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11% off
30mm 40mm 50mm Glass Double Convex Concave Glass Lens Focal Length 50mm 75mm 100mm 150 mm 300mm Optics DIY Projector 30mm 40mm 50mm Glass Double Convex Concave Glass Lens Focal Length 50mm 75mm 100mm 150 mm 300mm Optics DIY Projector

30mm 40mm 50mm Glass Double Convex Concave Glass Lens Focal Length 50mm 75mm 100mm 150 mm 300mm Optics DIY Projector

$0.74$0.83

138 sold
19% off
Diameter 30 40 50 75 100 MM Double Concave Glass Lens Focal Length -75mm -100mm -150mm -200mm -300mm Biconcave Optics DIY Parts Diameter 30 40 50 75 100 MM Double Concave Glass Lens Focal Length -75mm -100mm -150mm -200mm -300mm Biconcave Optics DIY Parts

Diameter 30 40 50 75 100 MM Double Concave Glass Lens Focal Length -75mm -100mm -150mm -200mm -300mm Biconcave Optics DIY Parts

$0.84$1.04

47 sold
50% off
D52mm/68 mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Reflect Bowl D52mm/68 mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Reflect Bowl

D52mm/68 mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Reflect Bowl

$92.29$184.58

7 sold
21% off
Plastic Convex Concave Lens Imaging Pinhole Imaging Optics Experiment Kit F Light Source Physics Lab Teaching Set Science Toy Plastic Convex Concave Lens Imaging Pinhole Imaging Optics Experiment Kit F Light Source Physics Lab Teaching Set Science Toy

Plastic Convex Concave Lens Imaging Pinhole Imaging Optics Experiment Kit F Light Source Physics Lab Teaching Set Science Toy

$63.61$81.12

6 sold
5% off
Geometric Optics Experiment Set Optical Lens Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift Geometric Optics Experiment Set Optical Lens Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift

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

$64.32$68.13

3648 sold
Geometric Optics Experiment Set Optical Lens Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift Geometric Optics Experiment Set Optical Lens Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift

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

$9.62$9.62

365 sold
22% off
Concave Optical Glass Lens K9 Material Concave Aluminized Film Scientific Test Accessories Diameter 45.9Mm Focal Length 17.725Mm Concave Optical Glass Lens K9 Material Concave Aluminized Film Scientific Test Accessories Diameter 45.9Mm Focal Length 17.725Mm

Concave Optical Glass Lens K9 Material Concave Aluminized Film Scientific Test Accessories Diameter 45.9Mm Focal Length 17.725Mm

$70.38$90.23

3 sold
1 Piece 40.5mm 42mm Double Concave Lens K9 Optical Glass Optics Biconcave Minifier Focal Length -30mm -40mm Telescope Eyepiece 1 Piece 40.5mm 42mm Double Concave Lens K9 Optical Glass Optics Biconcave Minifier Focal Length -30mm -40mm Telescope Eyepiece

1 Piece 40.5mm 42mm Double Concave Lens K9 Optical Glass Optics Biconcave Minifier Focal Length -30mm -40mm Telescope Eyepiece

$4.19$4.19

19 sold
30mm 40mm 50mm 75mm Glass Double Convex Double Concave Lens Biconvex Biconcave Plano Convex Lenses Optics DIY Projector 30mm 40mm 50mm 75mm Glass Double Convex Double Concave Lens Biconvex Biconcave Plano Convex Lenses Optics DIY Projector

30mm 40mm 50mm 75mm Glass Double Convex Double Concave Lens Biconvex Biconcave Plano Convex Lenses Optics DIY Projector

$3.17$3.17

66 sold
50% off
DIY Projector Accessories 52mm 68mm Parabolic Reflector Round Reflective Concave Mirror Universal Projector Reflector Bowl DIY Projector Accessories 52mm 68mm Parabolic Reflector Round Reflective Concave Mirror Universal Projector Reflector Bowl

DIY Projector Accessories 52mm 68mm Parabolic Reflector Round Reflective Concave Mirror Universal Projector Reflector Bowl

$77.25$154.50

26 sold
38% off
Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

$12.26$19.77

14 sold
Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

$13.82$13.82

1 sold
42% off
52mm 68mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Projector Reflect Bowl 52mm 68mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Projector Reflect Bowl

52mm 68mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Projector Reflect Bowl

$14.49$24.98

9 sold
25% off
18mm 20mm 21mm 23mm 24mm 29mm 36mm~80mm concave PMMA lens COB LED flashlight condenser Flat convex concave lens 18mm 20mm 21mm 23mm 24mm 29mm 36mm~80mm concave PMMA lens COB LED flashlight condenser Flat convex concave lens

18mm 20mm 21mm 23mm 24mm 29mm 36mm~80mm concave PMMA lens COB LED flashlight condenser Flat convex concave lens

$0.74$0.99

179 sold
19% off
15mm 20mm 21mm 23mm 24mm 29mm 38mm Concave PMMA Lens COB Lamp Flashlight LED Wall Washer Concave Convex Meniscus Diverging Lens 15mm 20mm 21mm 23mm 24mm 29mm 38mm Concave PMMA Lens COB Lamp Flashlight LED Wall Washer Concave Convex Meniscus Diverging Lens

15mm 20mm 21mm 23mm 24mm 29mm 38mm Concave PMMA Lens COB Lamp Flashlight LED Wall Washer Concave Convex Meniscus Diverging Lens

$0.70$0.86

42 sold
25mmx25mm Flat Plano Concave Aluminum Coated Spherical Reflective Mirror 25mmx25mm Flat Plano Concave Aluminum Coated Spherical Reflective Mirror

25mmx25mm Flat Plano Concave Aluminum Coated Spherical Reflective Mirror

$42.00$42.00

1 sold
15% off
Diameter 50mm Double Concave Lens Focal Length -100mm -150mm -200mm Reducing Zoom-out Lens Physical Experiments DIY Diameter 50mm Double Concave Lens Focal Length -100mm -150mm -200mm Reducing Zoom-out Lens Physical Experiments DIY

Diameter 50mm Double Concave Lens Focal Length -100mm -150mm -200mm Reducing Zoom-out Lens Physical Experiments DIY

$28.04$32.99

7 sold
11% off
30mm 40mm 50mm Glass Double Convex Concave Glass Lens Focal Length 50mm 75mm 100mm 150 mm 300mm Optics DIY Projector 30mm 40mm 50mm Glass Double Convex Concave Glass Lens Focal Length 50mm 75mm 100mm 150 mm 300mm Optics DIY Projector

30mm 40mm 50mm Glass Double Convex Concave Glass Lens Focal Length 50mm 75mm 100mm 150 mm 300mm Optics DIY Projector

$0.74 $0.83

138 sold

Categories: Tools, Measurement & Analysis Instruments

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19% off
Diameter 30 40 50 75 100 MM Double Concave Glass Lens Focal Length -75mm -100mm -150mm -200mm -300mm Biconcave Optics DIY Parts Diameter 30 40 50 75 100 MM Double Concave Glass Lens Focal Length -75mm -100mm -150mm -200mm -300mm Biconcave Optics DIY Parts

Diameter 30 40 50 75 100 MM Double Concave Glass Lens Focal Length -75mm -100mm -150mm -200mm -300mm Biconcave Optics DIY Parts

$0.84 $1.04

47 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
D52mm/68 mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Reflect Bowl D52mm/68 mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Reflect Bowl

D52mm/68 mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Reflect Bowl

$92.29 $184.58

7 sold

Categories: Tools, Measurement & Analysis Instruments

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21% off
Plastic Convex Concave Lens Imaging Pinhole Imaging Optics Experiment Kit F Light Source Physics Lab Teaching Set Science Toy Plastic Convex Concave Lens Imaging Pinhole Imaging Optics Experiment Kit F Light Source Physics Lab Teaching Set Science Toy

Plastic Convex Concave Lens Imaging Pinhole Imaging Optics Experiment Kit F Light Source Physics Lab Teaching Set Science Toy

$63.61 $81.12

6 sold

Categories: Tools, Measurement & Analysis Instruments

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5% off
Geometric Optics Experiment Set Optical Lens Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift Geometric Optics Experiment Set Optical Lens Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift

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

$64.32 $68.13

3648 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Geometric Optics Experiment Set Optical Lens Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift Geometric Optics Experiment Set Optical Lens Kit Convex Concave Lens Light Refract Reflect Physics Teaching Kid Science Gift

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

$9.62 $9.62

365 sold

Categories: Tools, Measurement & Analysis Instruments

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22% off
Concave Optical Glass Lens K9 Material Concave Aluminized Film Scientific Test Accessories Diameter 45.9Mm Focal Length 17.725Mm Concave Optical Glass Lens K9 Material Concave Aluminized Film Scientific Test Accessories Diameter 45.9Mm Focal Length 17.725Mm

Concave Optical Glass Lens K9 Material Concave Aluminized Film Scientific Test Accessories Diameter 45.9Mm Focal Length 17.725Mm

$70.38 $90.23

3 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
1 Piece 40.5mm 42mm Double Concave Lens K9 Optical Glass Optics Biconcave Minifier Focal Length -30mm -40mm Telescope Eyepiece 1 Piece 40.5mm 42mm Double Concave Lens K9 Optical Glass Optics Biconcave Minifier Focal Length -30mm -40mm Telescope Eyepiece

1 Piece 40.5mm 42mm Double Concave Lens K9 Optical Glass Optics Biconcave Minifier Focal Length -30mm -40mm Telescope Eyepiece

$4.19 $4.19

19 sold

Categories: Tools, Measurement & Analysis Instruments

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30mm 40mm 50mm 75mm Glass Double Convex Double Concave Lens Biconvex Biconcave Plano Convex Lenses Optics DIY Projector 30mm 40mm 50mm 75mm Glass Double Convex Double Concave Lens Biconvex Biconcave Plano Convex Lenses Optics DIY Projector

30mm 40mm 50mm 75mm Glass Double Convex Double Concave Lens Biconvex Biconcave Plano Convex Lenses Optics DIY Projector

$3.17 $3.17

66 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
DIY Projector Accessories 52mm 68mm Parabolic Reflector Round Reflective Concave Mirror Universal Projector Reflector Bowl DIY Projector Accessories 52mm 68mm Parabolic Reflector Round Reflective Concave Mirror Universal Projector Reflector Bowl

DIY Projector Accessories 52mm 68mm Parabolic Reflector Round Reflective Concave Mirror Universal Projector Reflector Bowl

$77.25 $154.50

26 sold

Categories: Tools, Measurement & Analysis Instruments

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38% off
Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

$12.26 $19.77

14 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

$13.82 $13.82

1 sold

Categories: Tools, Measurement & Analysis Instruments

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42% off
52mm 68mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Projector Reflect Bowl 52mm 68mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Projector Reflect Bowl

52mm 68mm Glass Parabolic Reflector Concave Reflective Concave Mirror Projector DIY Accessories Universal Projector Reflect Bowl

$14.49 $24.98

9 sold

Categories: Tools, Measurement & Analysis Instruments

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25% off
18mm 20mm 21mm 23mm 24mm 29mm 36mm~80mm concave PMMA lens COB LED flashlight condenser Flat convex concave lens 18mm 20mm 21mm 23mm 24mm 29mm 36mm~80mm concave PMMA lens COB LED flashlight condenser Flat convex concave lens

18mm 20mm 21mm 23mm 24mm 29mm 36mm~80mm concave PMMA lens COB LED flashlight condenser Flat convex concave lens

$0.74 $0.99

179 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
19% off
15mm 20mm 21mm 23mm 24mm 29mm 38mm Concave PMMA Lens COB Lamp Flashlight LED Wall Washer Concave Convex Meniscus Diverging Lens 15mm 20mm 21mm 23mm 24mm 29mm 38mm Concave PMMA Lens COB Lamp Flashlight LED Wall Washer Concave Convex Meniscus Diverging Lens

15mm 20mm 21mm 23mm 24mm 29mm 38mm Concave PMMA Lens COB Lamp Flashlight LED Wall Washer Concave Convex Meniscus Diverging Lens

$0.70 $0.86

42 sold

Categories: Tools, Measurement & Analysis Instruments

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25mmx25mm Flat Plano Concave Aluminum Coated Spherical Reflective Mirror 25mmx25mm Flat Plano Concave Aluminum Coated Spherical Reflective Mirror

25mmx25mm Flat Plano Concave Aluminum Coated Spherical Reflective Mirror

$42.00 $42.00

1 sold

Categories: Tools, Measurement & Analysis Instruments

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15% off
Diameter 50mm Double Concave Lens Focal Length -100mm -150mm -200mm Reducing Zoom-out Lens Physical Experiments DIY Diameter 50mm Double Concave Lens Focal Length -100mm -150mm -200mm Reducing Zoom-out Lens Physical Experiments DIY

Diameter 50mm Double Concave Lens Focal Length -100mm -150mm -200mm Reducing Zoom-out Lens Physical Experiments DIY

$28.04 $32.99

7 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now