Motic , eyepiece reticule crosshairs with dual scale (10mm in 100 parts), (25mm diameter)

Crosshair scale plate with double scale (10 mm in 100 parts), (Ø 25 mm) The reticle is used to measure the size of observed objects. It is inserted into one of the eyepieces. The diameter of the reticle is 25 mm. An object micrometer is required for calibration (see accessories). With binoculars, both eyepieces must be focusable for calibration.