Mounted Plane Glass Mirror - 75mm x 25mm

• Silvered back with protective coating
• Mounted on a painted wooden block; 1mm thick.
• Dimensions: 75mm x 25mm

Mounted Plane Glass Mirror - 100mm x 75mm

• Silvered back with protective coating
• Mounted on a painted wooden block; 1mm thick
• Dimensions: 100mm x 75mm

A simple but effective device for demonstrating the symmetrical nature of plane surface reflection. It consists of a tinted Perspex screen; 150 x 100mm; provided with side supports. If the mirror is placed on a sheet of paper with an object in front of it; the reflected virtual image is seen in t...

Rectangular block made from high quality glass with optically worked surfaces. All angles are accurately worked.

• Dimensions: 114mm x 65mm x 19mm

Rectangular clear Perspex block.  Useful for Ray Optics experiments.  All faces are fully polished.

• Dimensions: 115mm x 65mm x 1mm

Semi-Circular clear Perspex block. All faces are fully polished.

• Diameter: 90mm
• Thickness: 16mm

Clear glass equilateral triangular prism made from white clear optical glass with optically polished faces.  For educational use.  

• Angles: 60° x 60° x 60°.
• Refractive index: 1.52 approx.
• Prism Face Dimensions: 25mm x 25mm
• Prism Height...

Clear glass equilateral triangular prism made from clear optical glass with optically polished faces.  For educational use.

• Angles: 60° x 60° x 60°
• Refractive Index: 1.52 approx.
• Prism Face Dimensions: 38mm x 38mm
• Prism Height: 38mm

Clear glass equilateral triangular prism made from clear optical glass with optically polished faces. For educational use.

• Angles: 60° x 60° x 60°.
• Refractive Index: 1.52 approx.
• Prism Face Dimensions: 63mm x 63mm
• Prism Height: 63mm

Clear glass triangular prism made from clear white optical glass with optically polished faces.  For educational use.

• Angles: 90° x 45° x 45°
• Refractive index: 1.52 approx.
• Prism Face Dimensions: 35mm x 25mm x 25mm
• Prism Height: 25mm

Clear glass triangular prism made from clear white optical glass with optically polished faces. For educational use.

• Angles: 90° x45° x 45°
• Refractive index 1.52 approx.
• Prism Face Dimensions: 70mm x 50mm x 50mm
• Prism Height: 50mm

Clear Perspex equilateral triangular prism with polished faces. For educational use.

• Angles: 60° x 60° x 60°.
• Refractive Index: 1.5 approx
• Prism Face Dimensions: 38mm x 38mm
• Prism Height: 38mm

Clear Perspex equilateral triangular prism with polished faces.  For educational use.

• Angles: 60° x 60° x 60°
• Refractive Index: 1.5 approx.
• Prism Face Dimensions: 63mm x 63mm
• Prism Height: 63mm

Clear Perspex triangular prism with polished faces.  For educational use.

• Angles: 90° x 45° x 45°.
• Refractive Index: 1.5 approx.
• Prism Face Dimensions: 35mm x 25mm
• Prism Height: 25mm

The Light Guide Demonstrator is used for showing how the phenomenon of total internal reflection may be used to confine light within a guide or fibre; thus leading to an appreciation of the principles of optical communications.

Comprising an acrylic bar (21mm x 1mm x 1mm); formed into a sha...

Demonstration kit comprising a 5 litre round bottom glass flask complete with a cork ring stand; 450g of plastic modelling clay and one each of the following 50mm diameter meniscus lenses:

• +11D
• +8D
• +5.5D
• +2.5D
• -3D

The first three lenses are f...

These Colour Paddles can be used for simple experiments in subtractive colour mixing. A set of six transparent acetate paddles; in the form of a fan.

• One each of: Yellow; Red; Blue; Orange; Green and Magenta
• Dimensions: 50mm x 73mm

A set of three primary and three secondary colour acetate filters; mounted in plastic frames (50mm x 50mm).

Suitable for use in optical boxes etc. While not suitable for photographic work; the acetate film is more robust than gelatine for general use.

The set includes:

• Prim...

The Diffraction Slide comprises of a card mount (90mm x 40mm approximately) with three 16mm x 9mm apertures; each containing a diffraction grating replica:

• 100 lines/mm
• 300 lines/mm
• 600 lines/mm

Diffraction Grating - 300 lines/mm

• Dimensions: 50mm x 50mm mount.