2 layers139.5 × 153 mm

Boards in 1 GitHub repository, designed in KiCad, that use the RPI-0352E by ROHM Semiconductor (-30℃~+85℃ 1.4V 10us 10us 3mm 850nm 920uA SMD Photointerrupters - Slot Type - Transistor Output ROHS). See how each wires it, with its parts, size, README and files; the RPI-0352E’s symbol, footprint and pinout are on its own page.