FINEspot® mini photocell EW-56-0-M
The tiny metal case with one-point mounting allows a space-saving installation. The Fine spot optic produces a beam angle of only 3.5 ° and guarantees the highest resolution without additional lenses or apertures.

Type: 3 x 5 x 5.5 mm
Range: 500 mm
Resolution :: 0.04 mm (see detail)

Please note that you need a separate amplifier to operate.