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You Searched For:

"Lens+Papers"

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Inverting Spectacles

Item Number:  (470233-768)
Inverting Spectacles, With Two Fully Rotating Inverting Prisms In A Shielded Spectacle Frame, The Inverting Prisms Produce A Lateral Inversion Of The Rays-The World Thus Turns Upside Down, This Also Enables A Better Understanding Of The Visual Perception Of Babies.

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Candle Holder

Item Number:  (470006-942)

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Right Angle Prism

Item Number:  (470021-846)

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Model Eye 5 Times Full-Size 12 Part

Item Number:  (470311-832)
Model, Eye, 5 times full-size, 12 part, Two halves of the sclera, Optic nerve, M. Rectus superior, M. Rectus lateralis, Cornea half, Eye lens, Lachrymal system, Vitreous humour, Tear gland, Associated structures, Dimensions: 33 x 30 x 38 cm, weight: 4.382 kg

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Glass Block

Item Number:  (470219-488)
Semi Circular Prisma Glass Block ( 90mm x 16mm), 3.5in, Weight (lb): 0.4, Length (in):10.0, Width (in): 8.0, Height (in): 1.0, Clear glass, all faces, polished

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Rectangular Block, Index of refraction plate, made from acrylic, Size: 75 x 50 x 18 mm

Item Number:  (470219-472)
Rectangular Block

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Rectangular Block, Index of refraction plate, made from acrylic, Size: 100 x 75 x 18 mm

Item Number:  (470219-474)
Rectangular Block

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Rectangular Block

Item Number:  (470219-466)
Rectangular Block - Glass, Made from imported optical glass with optically worked surfaces, All angles accurately worked with edges slightly bevelled and glass free from bubbles, Size 75 x 50 x 18 mm

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Semi Circular Block

Item Number:  (470219-484)
Semi Circular Block, Clear acrylic, all faces fully polished.Diameter 90 x 16 mm thickness, Weight (lb): 4.1, Length (in):9.4, Width (in): 7.5, Height (in): 2.8

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Semi Circular Block, Clear acrylic, all faces fully polished, Diameter 90 x 26 mm thickness

Item Number:  (470219-486)
Semi Circular Block

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Rectangular Block, Index of refraction plate, made from acrylic, Size: 125 x 65 x 18 mm

Item Number:  (470219-478)
Rectangular Block

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Prism

Item Number:  (470219-482)
Equilateral Refraction Prism, good quality Flint Glass, index of refraction plate, measuring 75mm long by 9mm thick

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Meter Stick Optical Bench

Item Number:  (470219-700)
Meter Stick Optical Bench, Contents: 1 Meter Stick, 1 Screen support, 2 lens support (38mm/75mm lens/mirror), 5 Board screens measuring 10x125cm millimeter scale on both sides, Marker/object, 2 Metal supports for metter stick, Paraffin candle/Holder, Activity guide

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Rectangular Block

Item Number:  (470219-470)
Rectangular Block - Glass, Made from imported optical glass with optically worked surfaces, All angles accurately worked with edges slightly bevelled and glass free from bubbles, Size: 125 x 65 x 18 mm

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Prism

Item Number:  (470219-480)
Equilateral Refraction Prism, good Quality acrylic, index of refraction plate, measuring 75mm long by 9mm thick

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Rectangular Block, Index of refraction plate, made from acrylic, Size: 115 x 65 x 18 mm

Item Number:  (470219-476)
Rectangular Block

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Showing items   417 - 432  of 665