Reflective type photo-interrupter.

摘要

A reflective type photointerrupter including: a resin case (16) formed with a light emitting chip mounting recess (13) and a light receiving chip mounting recess (14); a metallic deposit wiring (17) formed in the recesses (13, 14); and a light emitting chip and a light receiving chip respectively mounted on the light emitting chip mounting recess (13) and the light receiving chip mounting recess (14) and sealed with a resin material ; the recesses being arranged in side-by-side relation and partitioned by an intermediate wall (15).