| 摘要 |
<p>A photographic switch device for detecting an object within a field of detection on the basis of a position of the object which is found on the basis of a value relating to light that is reflected by the object has a light projecting and receiving optical arrangement disposed on a front wall (13) of a box shaped casing (1A), a display unit (30) and a push type of adjusting switch disposed on a rear wall of the box shaped casing, a push type of selecting/fixing/setting switch (40,50) and a and an indicator (60) disposed on one of walls of the box shaped casing (1A) excepting the front and rear walls, and an output cable (70) extending from a corner between the rear wall and another wall opposite to the one wall. The selecting/fixing/setting switch (40,50) is used to select one of types of information that is to be displayed on the display unit (30), to set and fix the value. The adjusting switch is used to adjust a value of information displayed on the display unit.
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