Azzota Spectrophotometer Calibration Filters Set - 8 Pieces - Uv Neutral Density, Didymium, Stray Light, Neutral Density and Holmium Filters.

Packing list
- 8 piece calibration set
- No. 1 - 10%T neutral density filter -- test photometric accuracy
- No. 2 - 20%T neutral density filter -- test photometric accuracy
- No. 3 - 30%T neutral density filter -- test photometric accuracy
- No. 4 - 220nm stray light filter
- No. 5 - 360nm stray light filter
- No. 6 - Holmium filter -- test wavelength accuracy
- No. 7 - Didymium filter -- test wavelength accuracy
- No. 8 - BLANK filter
- Accuracy: +/-0.2nm or +/-1%
- Each part is mounted in a standard 10mm cuvette metal holder
- Operating temperature: 21'C to 25'C