10
BX53/51/41-P
The illustration shows the U-CPA
set. Other components are intro-
duced on the following pages.
Bertrand lens knob
CONTROLS
Slider clamping knob
Mechanical stage
Vernier scale
Aperture iris diaphragm lever
Polarizer rotation ring
Bertrand lens focusing knob
Analyzer
Slot for compensators
Stage rotation
clamping knob
Polarizer clamping knob