OPTEK Technology Inc. —

1645 Wallace Drive, Carrollton, Texas 75006

Phone: (972) 323-2200 or (800) 341-4747

FAX: (972) 323-2396 sensors@optekinc.com www.optekinc.com

Issue A.3 02/08

Page 6 of 7

Photologic® Slotted Optical Switch

OPB930 and OPB940 (L and W Series)

OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.

0.00

0.20

0.40

0.60

0.80

1.00

1.20

0.00

0.05

0.10

0.15

0.20

0.25

Displacement Distance (inches)

Bottom to Top

Top to Bottom

Left to Right

Right to Left

Right to Left (back)

Left to Right (back)

OPB930_51, OPB940_51 - Flag Next to Emitter

0.00

0.20

0.40

0.60

0.80

1.00

1.20

0.00

0.05

0.10

0.15

0.20

0.25

Displacement Distance (inches)

Bottom to Top

Top to Bottom

Left to Right

Right to Left

Right to Left (back)

Left to Right (back)

OPB930_51, OPB940_51 - Flag Next to Sensor

0.00

0.20

0.40

0.60

0.80

1.00

1.20

0.00

0.05

0.10

0.15

0.20

0.25

Displacement Distance (inches)

Bottom to Top

Top to Bottom

Left to Right

Right to Left

Right to Left (back)

Left to Right (back)

OPB930_51, OPB940_51 - Flag in Middle of Slot

Emitter

Sensor

Left to Right

Right to Left

0

Width

Top to Bottom

0