TM 5-6675-316-14
Illumination
Two Stages (Each Stage)
Maximum Intensity
Dimming Control
Power Requirements
4-3. TECHNICAL PRINCIPALS OF OPERATION.
11 in. X 18 in.
(27.95 cm x 45.72 cm)
2500 ft lamberts
Variable Intensity to 20% of
Maximum Illumination
120 V, 50/60 Hz, 8 amps
4-3.1 General.
Aerial roll film is manually moved between film reels, over
rollers, across illuminated view stages.
Optical mount moves stereoscope right-
left (X-axis), front-back (Y-axis) or up-down (Z-axis) for analysis and interpreta-
tion of stereo-pair images on aerial roll film.
Stereoscope movement is accurately
controlled to maintain collimation over entire viewing area.
4-4