Low cost non-optical glass prisms, ideal for light, reflection and refraction experiments. Each prism is 38mm thick. 60° x 60° x 60° Face 38mm
Low cost non-optical glass prisms, ideal for light, reflection and refraction experiments. Each prism is 38mm thick.
60° x 60° x 60° Face 38mm
Low cost non-optical glass prisms, ideal for light, reflection and refraction experiments. Each prism is 38mm thick. 90° x 45° x 45° Face 44-44-60mm
90° x 45° x 45° Face 44-44-60mm
Glass block. Size: 100 x 62 x 18mm
Glass block. Size: 90 x 18mm
Glass lenses with smooth edges of 100mm focal length, which fit a purpose made wooden lens holder. Size: 50mm Wooden lens holder sold separately.
Glass lenses with smooth edges of 100mm focal length, which fit a purpose made wooden lens holder.
Size: 50mm
Wooden lens holder sold separately.
