HANNA HI801-11 Holmium Filter (for Spectrophotometers)

The HI801-11 is a holmium oxide glass filter that is used to validate the wavelength accuracy of the HI801 iris spectrophotometer. The filter is mounted in a 10 mm square anodized holder and comes with a protective plastic holder that protects the filter when not in use.

Glass filter mounted in anodized aluminum holder.

Absorbance peaks measured at 361, 454, 536, and 638 nm.

Fits all spectrophotometers that can accommodate 10 mm square cuvette.