Eyepiece (ocular lens)
Eyepiece tube
Head of microscope
Arm
Objective turret
(nosepiece)
Objective lens
Condenser lens
Stage
Illuminator field
lens housing
Base
Coarse focus
knob
Fine focus knob
Rheostat control
Tension adjustment
On/Off switch
and fuse holder
(back of base)
Iris diaphragm
Safety rack stop
set screw
Stage clips