Holmium Oxide Filter

Product Details :

Holmium oxide, certified, glass filter

• (for checking the wave length accuracy)
• starna part no. : rm-hg
• wave length (nm): 279, 361, 454, 536, 638
• mounted in a "stress free" proprietary nist design
• supplied in a wooden box

didynium, certified, glass filter

• (for checking the wave length accuracy & photometric accuracy)
• starna part no. : rm-dg
• wave length (nm): 329, 472, 525, 681, 875
• mounted in a "stress free" proprietary nist design
• supplied in a wooden box

inorganic cut-off filters - uv stray light

• starna part no. : rm-kc
• cut off: 200 nm
• potassium chloride concentration : 1. 2% aqueous