2pcs 42 Diameter K9 Optical Glass Focal Length 65mm Double Convex Lens 3D Glasses DIY BOX

K9 optical glass focal length 22.7mm double convex lens high precision lenticular magnifying glass biconvex lens 25.4mm dia

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18mm k9 optical glass focal length 13mm double convex lens magnifying lenses optics element condensing lens 2pcs biconvex lentes

1

1

5.0

135mm dia k9 optical glass focal length 245mm large double convex white optics glass lens magnifying glass lenses

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-0.9%

35mm k9 optical glass doublet double convex lens focal length 110mm diy astronomic telescope objective aspheric biconvex lentes

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1

5.0

-0.9%

Biconvex len focal length 150mm optics double convex lens 70mm large k9 optical glass vr 5pcs

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-1%

2pcs 100mm diameter large optical glass focal length 290mm double convex lens magnifier with plastic frame

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0

2pcs 40mm optical glass focal length optics double convex lens focus 100mm physical optics experiment bi-convex lens

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-1%

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1pc 62mm diameter k9 optical glass focal length 130mm doublet optics double convex lens for astronomic telescope objective

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1

K9 optical glass focal length 40mm bi-convex focusing lens dia 37mm precise double convex imaging lenticular lenses

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-5%

80mm optical glass focal length 330mm fgmc doublet optics doublet double convex lens diy astronomic telescope objective lens 1pc

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104mm optical glass focal length 800mm doublet optics convex lens diy astronomical telescope double cement mirror

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-0.4%

Optical double convex lens diameter 42mm focal length 70mm k9 quality customization

1

4

5.0

-0.9%

2pcs dia 50mm focal length 50mm optical double convex optics glass lens magnifying glass lenses biconvex lens

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0

-11%

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1

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30.2mm optical glass biconvex lenses focal length 130mm double convex lens diy astronomic telescope objective finderscope lentes

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1

5.0

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1

2pcs 41.9mm optical glass focal length 126mm doublet achromatic double convex lens for diy astronomic telescope objective lens

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-10%

K9 large optical glass magnifying glass lens focal length 385mm plano convex lens dia 145mm big plano-convex

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1

Cold working process of optical glass double convex lens k9 diameter 20mm focal length 18.8mm edge thickness 1mm

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-0.3%

One set 60mm optical glass focal length 50cm - 70cm double dissociation convex lens diy astronomic telescope objective guidscope

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-0.6%

Diameter 18mm focal length 13mm double convex lens k9 material optical experiment processing custom

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-3%

Optical double convex lens diameter 30mm focal length 100mm k9 quality customization

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1

51mm optical glass doublet optics glass focal length 183mm double convex lens for astronomic telescope objective diy telescope

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1

Double convex lens diameter 12mm focal length 12mm h-k9l glass lens optical glass optical lens

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-2%

Optical double convex lens diameter 22mm focal length 25.9mm k9 quality customization

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2

-64%

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0

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1

75mm optical glass focal length 150mm fgmc doublet ouble convex lens for diy astronomic telescope objective lens

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-12%

Optical double convex lens diameter 25mm focal length 50mm k9 material boutique customization

1

2

1pc 40mm k9 zf2 optical glass achromatic doublet double convex lens biconvex diy telescope objective lens focal length 250 232mm

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1

5.0

-2%

Optical double convex lens diameter 21mm focal length 29.2mm k9 material boutique customization

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2

5.0

-2%

Double convex lens diameter 10mm focal length 16mm h-k9l glass lens optical glass optical lens

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-0.6%

2pcs 50mm diameter double convex lens focal length 300mm for physical optics experiment optical glass biconvex lens

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30mm optical glass fgmc doublet double convex lens diy astronomic telescope objective lens focal length 50 77 100 200mm 1pc

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1

-5%

18mm k9 optical glass focal length 13mm idouble convex condensing lens optics element biconvex magnifying glass lens 2pcs

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0

62mm optical glass focal length 130mm doublet achromatic plano convex lens diy astronomic telescope objective lens 2pcs

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-2%

22mm dia focal length 25.32mm double convex lens zk3 glass biconvex lenticular lenses optical element 480-810nm ar coating film

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-1%

10pcs 8mm dia optical pmma plastic focal length 12mm optics led double convex lens for led light chandelier lens projector lens

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-3%

2pcs k9 optical glass plano convex lens diameter 27.4mm focal length 57.7mm focusing aspherical imaging magnifying lentes

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Optical lens double convex diameter 42mm ,focal length 70mm, k9 glass diy telescope for experimen teaching tool customized

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2

5.0

-1%

Double convex lens diameter 18mm, focal 13mm plano optical glass manufacturer custom quartz glass focusing lens experimental

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