Fully Open The Field Aperture And Condenser Aperture Diaphragms; (Field Diaphragm Control Is Only For Microscopes With The Field Diaphragm.); Bring The 10X Objective Into The Optical Path - Nikon ECLIPSE E200 MV Series Instruction Manual

3
Fully open the field aperture and condenser aperture
diaphragms.

(Field diaphragm control is only for microscopes with the field diaphragm.)

(1) Turn the field diaphragm ring to the left
limit to fully open the diaphragm.
(2) Turn the condenser aperture diaphragm
lever to the left limit to fully open the
diaphragm.
4
Bring the 10x objective into the
optical path.
Rotate the revolving nosepiece to bring the 10x
objective into the optical path.
The objective will click into place when rotated into
position.
Chapter 4 Microscopy Procedure (Detailed)
Field diaphragm ring
9
(1)
(2)
Condenser aperture
diaphragm lever
Click
4