2cm Optical Glass X-Cube Prism RGB Dispersion Prism for Physics and Decoration Same Size 3pcs industrial or any angle

or any angle

Adjustable Headband Coming with a strong hook and loop feature

[DIN rail type]:DIN rail type

or your case

2cm Optical Glass X-Cube Prism RGB Dispersion Prism for Physics and Decoration Same Size 3pcs industrial or any angle2cm Optical Glass X Cube Prism RGB Dispersion Prism for Physics and Decoration Same Size 3pcs Product Features Material: Optical glass Size: 20mm*20mm*20mm 0. 8'' x 0. 8'' x 0. 8" (Pay attention to the size, it's small.) It's a nice demonstration of beam splitting and color combinations. This prism is 6 sides polished, much more beautiful than those with 4 sides polished. Package Includes 3x Optical Glass Prism RGB Prism