3. SETUP (CONTINUED)
z
Similarly, adjust the focal point of objective in the order of higher magnification.
3.9
Parcentration of objectives
The highest objective (nonadjustable) is not required to parcenter.
z
Insert a eyepiece with reticle into the right tube (or left tube).
z
The highest objective (nonadjustable) can be set onto the work piece by turning the revolver
until hearing a click sound.
z
Adjust the center of the standard point on work piece to the center of the right field of view.
z
The second highest objective can be set onto the work piece by turning the revolver until
hearing a click sound.
z
Adjust the two centering screws of the second highest objective to the position where the
standard point on the work piece is centered with centering keys.
z
Similarly, parcenter the other objectives in order of highest magnification.
3.10
Change over tube Lens
The tube lens can be changed over by turning the changeover turret.
Change over to 1X NIR/VIS
、
1X UV/VIS or 2X
（
VIS
）
lens by turning the changeover turret of tube
lenses. Check the kind of lens based on the mark on turret.
The turret is marked as follows:
13
