TM5-6675-326-14
2 - 1 . 2 G l o s s a r y
C o l l i m a t i on
Stereo-pair photographs
Stereoscope
Stereoscopic
X - a x is
Y - a x is
Z-axis
To make light rays paral-
l e l b y a d j u s t m e n t o f o p t i -
cal/mechanical system.
Photographs taken of same
object or area from two
d i f f e r e n t p o s i t i o n s.
Optical device to appar-
ently superimpose two
separate photographs.
An apparent three-dimen-
sional image obtained when
two two-dimensional
photographs are viewed
through stereoscope.
H o r i z o n t a l o r l e f t - r i g h t
d i r e c t i o n .
90° from X-axis, in same
plane .
F r o n t - b a c k d i r e c -
t ion.
Vertical or up-down
d i r e c t i o n .
2-2 EQUIPMENT DESCRIPTION AND DATA.
2 - 2 . 1 E q u i p m e n t C h a r a c t e r i s t i c s , C a p a b i l i t i e s , a n d F e a t u r e s . P r o v i d e s
three-axis mount for optical viewing equipment.
Reel configurations allow
f o r c o n v e n t i o n a l , s p l i t - v e r t i c a l , a n d s h o r t - o r l o n g - l o o p f i l m t h r e a d i n g,
Accepts up to 1000 ft ( 3 0 4 . 8 m) of dual strand film (up to 5-1/2 in. or
13.97 cm wide) or single strand film (up to 9-1/2 in. or 24.13 cm wide).
H a s v a r i a b l e i n t e n s i t y l i g h t g r i d s.
H a s e l e c t r i c a l l y c o u p l e d c l u t c h e s f or
movement of optical mounting in horizontal plane.
Safety clutch on
optical mount prevents rapid movement of optical system toward view
s t a g e s . H a s v a r i a b l e s t a g e h e i g h t .
Optical bridge assembly is removable.
Has masking assemblies contained in view stages.
2-2
