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 BLOCK, RECTANGULAR, ACRYLIC

 

Dimensions are:

l x w x h

Type

Cat. No.

100 x 75 x 20mm

Polished on all sides.

3349-02

79 x 27 x 13mm.

One face frosted.

3349-04

70 x 70 x 9mm.

Opposite edges frosted and the other two polished.

3349-06

BLOCK, SEMICIRCULAR

 
Type

 Dimensions

Cat. No.

Glass

Diameter 75mm and thickness 12mm

3353-01

Acrylic

Diameter 75mm and thickness 12mm

3353-02

 

Type

Dimensions

Cat. No.

Acrylic

Diameter 60mm and thickness 15mm

3318-11


 LENSES, ACRYLIC

 

Dimensions: 90mm long and 15mm thick plate.
Bottom surface is frosted.

Type

Center width

Cat. No.

Bi-convex

25mm

3352-01

Bi-concave

18mm

3352-02

Dimensions : 60mm long and 12mm thick.
Bottom surface and both edges are frosted.

Type

Center width

Cat. No.

Double convex

14mm

3352-03

Double concave

5mm

3352-04

Piano-convex

11mm

3352-05

Piano-concave

5mm

3352-06


 BLOCK, SEMICIRCULAR

 

Diameter 75mm and thickness 12mm

Type

Cat. No.

Glass

3353-01

Acrylic

3353-02

Diameter 60mm and thickness 15mm.
Made of Acrylic, with one frosted surface.

Cat. No.

3318-11


 LENS DEMONSTRATION, SET OF SEVEN, ACRYLIC

 

For seeing the reflection and bending of light as it passes through lenses and prisms. Phenomenon of refraction and internal reflection is also easily visualised. The base surfaces are painted white for easy visibility of a ray of light. Thickness of the blocks is 10mm except for the last two items noted below.
Set includes the following:
Bi-convex lens 90mm long
Bi-concave lens 90mm long
Semicircular lens 93mm diameter
Trapezoidal block 85 and 30mm opposite faces
Right angle prism 100mm hypotenuse
Right angle prism 32mm hypotenuse and 50mm long
Equilateral prism 25mm face and 50mm long

Supplied in a velvet lined case.

Cat. No.

3355-01

We can also supply lenses with one side frosted.


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