Sodium chloride crystal optic disc, 25mm x 4mm, polished both sides, Each

Details:

It has an optical transmittance of about 90% between 200 nm and 20 μm. So it is used in optical components (windows and prisms) operating in the infrared spectral range. Clear sodium chloride discThickness: 4mm (0.157 in.)Diameter: 25mm (0.984 in.)Both sides polishedUse with a spectrophotometer.