228-90095F
2
6.3 Adjusting the optical system
6.3.1 Adjustment overview
Adjustment of models SPD-20A (including -20A UFLC.) /SPD-20AV involves
adjusting the D2 lamp, mirror M1, W lamp (model SPD-20AV only), Hg lamp,
filter (model SPD-20AV only), slit, mirror M2, grating, mirror M3 and cell, as
shown below. The procedure for adjusting each component is explained below.
6.3.2 Preparations
Before adjusting any component, please prepare the following.