Amlong Crystal 6 inch Optical Glass Triangular Prism for Teaching Light Spectrum Physics and Photo Photography Prism, 150mm industrial 79 inches / 20 mm

79 inches / 20 mm Shank Length: 1

Size detail: the bristle disc diameter is 2 inch/ 50 mm

looks high class and lasts a long time

you can connect to mobile phone with Type C-Type C cable( original PCB needs OTG cable)

Amlong Crystal 6 inch Optical Glass Triangular Prism for Teaching Light Spectrum Physics and Photo Photography Prism, 150mm industrial 79 inches / 20 mmAmlong Crystal 6 inch Optical Glass Triangular Prism for Teaching Light Spectrum Physics and Photo Photography Prism, 150mm Product Features Use this equilateral prism to split a beam of light into its spectral components (the colors of the rainbow). Side Length: 1. 38 inch 35mm, Wider than most other prisms on the market. Makes them easier to hold and use. Show your kids a rainbow, or use our prism for photography to create unique pictures. Material: