TM 5-6675-323-14
Equipment
Data.
lX to 7X
Zoom Range
360
Optical Rotation
1:1 to 2:l
Optical Stretch Correction
110 V, 60 HZ
Power Requirements
Three 150 W flood lamps
7 . 4 9 in (19.0 cm)
M a p Field of View
8-3. TECHNICAL PRINCIPLES OF
OPERATION.
The above-stage illuminator or below-stage illuminator shines light
8 - 3 . 1 General.
o n the transparency or photograph mounted on t h e g l a s s s t a g e . T h e image of the
transparency or photograph is reflected from the mirror into the optical lens. The
optical system magnifies, rotates or distorts the reflected image to match the map.
T h e operator illuminates the map with the map illuminator and views through the
o p t i c a l s y s t e m . T h e operator's view of the map has an apparent image of the photo-
graph superimposed on it.
8-3