POWER
9V
GND
IN
OUT
9V
+9V
+
9V
+ TOP VIEW
IN
BATTERY
POWER
100uF
OUT
78L02 2.5V
+
GND
2.2K
10uF
BACK SURFACE
CATHODE
9V
ALSO TRY LF411
2.5V
PHOTO
DIODE
0.1
0.1
3 7
BNC CONNECTOR
ANODE
+
100
6
LF357
EG&G VTS2082
2
-
SHLD
LIGHT
4
1V = 10mW
C
CAL
4V MAX
1cm X 1cm
A
2.5V
100
PHOTODIODE 150
0.001
DRAWN BY: DAVE JOHNSON
DAVID JOHNSON AND ASSOCIATES
LASER AND LED OUTPUT POWER METER
Size Document Number Rev
LASER/LED POWER OUTPUT MONITOR
A LASERPWR.DSN A
0 0
Date: Saturday, July 08, 2000 Sheet of