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38mm D x 15cm Focal Length - Double Convex

38mm D x 15cm Focal Length - Double Convex

Superior quality glass lenses are useful for teaching a variety of optical principles. Double convex..

Product Code: 7-909-3

$1.14

50mm D x 15cm Focal Length - Double Convex

50mm D x 15cm Focal Length - Double Convex

Superior quality glass lenses are useful for teaching a variety of optical principles. Double convex..

Product Code: 7-909-25

$1.19

50mm D x 25cm Focal Length - Double Convex

50mm D x 25cm Focal Length - Double Convex

Superior quality glass lenses are useful for teaching a variety of optical principles. Double convex..

Product Code: 7-909-35

$1.49

50mm Lens Set D, Set/6

50mm Lens Set D, Set/6

This set contains one each of the following 50mm diameter lenses: double-convex, plano-convex, doubl..

Product Code: 7-909-14

$9.99

75mm D x 21cm Focal Length - Double Convex

75mm D x 21cm Focal Length - Double Convex

Superior quality glass lenses are useful for teaching a variety of optical principles. Double convex..

Product Code: 7-909-6

$1.89

Fresnel Lens – Pocket Lens with Holder

Fresnel Lens – Pocket Lens with Holder

Fresnel Lenses have the ability to duplicate the optical effect of a very thick lens. Image quality ..

Product Code: 7-909-68

$0.69

Fresnel Lens – With 25 Frames

Fresnel Lens – With 25 Frames

Fresnel Lens - Pocket lens with holder Fresnel Lens The Fresnel lens has the ability to duplicate th..

Product Code: 7-909-66

$2.19

Glens Falls

Glens Falls

The NK183 is a raised relief map of the USGS Glens Falls Section. Cartography: 1972, 28.875" x 20.18..

Product Code: NK183

$19.99

Lens & Prism Set - Acrylic 7 pcs

Lens & Prism Set - Acrylic 7 pcs

This lens set offers a variety of options for optical experiments...

Product Code: 7-909-81

$21.99

Lens & Prism Set - Glass 7 pcs

Lens & Prism Set - Glass 7 pcs

One surface has been frosted to aid in revealing the path of a light...

Product Code: 7-909-82

$31.99

Lens - 50mm D x 10cm Focal Length - Double Convex

Lens - 50mm D x 10cm Focal Length - Double Convex

Superior quality glass lenses are useful for teaching a variety of optical principles. Double convex..

Product Code: 7-909-24

$1.19

Lens Set  38mm D, Set/6

Lens Set 38mm D, Set/6

This set contains one each of the following 38mm diameter lenses: double-convex, plano-convex, doubl..

Product Code: 7-909-13

$6.49

Neutralization Lens Set/2

Neutralization Lens Set/2

Two 38mm spherical lenses; one is a double concave, the other a double convex, each with a focal len..

Product Code: 7-909-20

$2.49

Pinhole Viewer

Pinhole Viewer

With this device, students learn how the intensity of light and differently shaped lenses affect wha..

Product Code: 6016

$24.99

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