Diffraction gratings, Spectroscopes, and Educational Science Equipment
35mm Format
£13.65Price
* Size:50 X 50 mm* Aperture size: 36 X 24 mmAvailable in 80, 100, 300, 600 and 1200 lines per mm. * The grating is mounted in a tough plastic slide frame of 50 x 50 mm.* Grating area 36 x 24 mm.
