Cat. No. Model Description
S18-69-755 666-000 Calibration Standards
±¸¼º Component
Cat. No. Model ÀçÁú Nominal Absorban
S18-69-911 666-F1 Holmium Oxide Glass Filter -
S18-69-915 666-F2 Grey Glass Filter NG 11 0.25
S18-69-919 666-F3 Grey Glass Filter NG 5 0.5
S18-69-923 666-F4 Grey Glass Filter NG 4 1.0
S18-69-927 666-F0 Empty Mount -