Mitutoyo MF 1010C Series, User Manual, Page: 18 / 88

No. 99MBA091A
1-6
18
） Swivel clamp screw （ for MF- ＊ 2017C ， MF- ＊ 3017C and MF- ＊ 4020C ）： Used to
fix the XY stage up swiveled.
（
This screw is not provided for the MF-
＊
505C
，
MF-
＊ 1010C and MF- ＊ 2010C models. ）
NOTE
1. Do not turn the swivel knob by force with the swivel clam screw tightened up.
A trouble may result.
2. If a workpiece and optional accessories are interfered with the swivel clamp
screw, replace the swivel clamp screw with the button head screw which is
the attachment.
1.2.3 Illuminator unit
19
）
Control panel: Consists of the switch to start the main unit and the knobs to control
illumination and the aperture of transmitted illumination.
TIP
Aperture diaphragm: A pencil of rays in the light system is controlled, which is
associated with the resolving power, contrast, and focal depth of the optical
system. Adjust the diaphragm to the optimal numerical aperture.
NOTE
1. For information about adjusting the aperture diaphragm, refer to the
instructions given in "3.4 Adjusting the aperture for transmitted illumination".
2. Even when the auxiliary power switch is turned off, feeble power is
consumed.
If you do not use the product for a long time, please turn off the main power
of the control unit.
20
）
Vertical reflected illuminator (requisite selection option): Lighting device for
measurement of workpiece surface. According to your choice, either the LED
illuminator or halogen illuminator is placed.
・ For the LED illuminator, plug into the connector that indicates “ SURFACE ” on
the rear panel. Two filters can be attached to the illuminator.
Transmitted illumination knob
Vertical reflected illumination knob
Aperture diaphragm knob for transmitted illumination Auxiliary power switch