Maintenance
120
Modline 5
Treat the Modline 5 Sensor optics with care.
Scratches or harmful solvents can destroy the lens or the Dirty Window Detector
window and mirror. Lenses may be slightly soluble in water and other liquids. Do not
soak any lens in water or any other liquid for long periods of time.
Figure 76: Sensor optics
7.2.1
Cleaning the Optics
Clean the front surface of the Standard lens, or Sensor with DWD window and mirror as often as
necessary. Use a soft dry cotton cloth or swab moistened with laboratory grade isopropyl alcohol. Wipe
gently to remove residue. Inspect and re-wipe as necessary to remove any film.
7.2.2
Restoring the Sensor to Operation
Always re-install the Sensor in its original position. Always verify focusing as instructed in section 3
, page 22. Lock the lens by tightening the lens locking screw on the bottom of the unit
with your fingers and thumb. Never use a tool.
Place the rear protection window on the back of the Sensor and perform any operational checks that
may be necessary to make sure the instrument is functioning properly.
Figure 77
Rear Focusing Section
Lens Lock Thumb Screw Do Not Use Tools
Cable Connection, Match Red Dots
Rear Protection Window
Sensor with DWD Mirror and Window
Standard Sensor Lens
