LC640.480.21-065 Operations Manual (OM610-00)
7
Viewing Angles
Figure 1. Viewing Angles.
θ
-V
θ
-H
θ
+V
θ
+H
Normal Line
6 o’clock direction
where:
θ
+H
+Horizontal angle (+50)
θ
-H
-Horizontal angle (-50)
θ
+V
+Vertical angle
(+35)
θ
-V
-Vertical angle
(-45)
and R/L and U/D = default
Response Times
As shown in Figure 2, the rise response time (from white to black) is 40 ms typical and
the fall response time (from black to white) is 50 ms typical.
Figure 2. Response Times.
τ
r = Rise (wht to blk): 40 ms typ
τ
f = Fall (blk to wht): 50 ms typ
white
τ
r
black
white
100%
90%
10%
0%
Photo-
detector
output
(Relative Value)
τ
f
time
