Optical pd meter Digital pupilometer New type

Description

Specifications: Range of measurement: 45-80mm(Total) in 0.5mm steps, 22.5-40mm(Each) in 0.5mm steps Display: Liquid crystal digital display Fixation target: Green dot on illuminated background Target distance: 30cm,40cm,50cm,100cm,200cm,infinity Diopter compensation: Offered Illumination: LED Automatic shut-off: in one minute of inactivity(or turn off manually) Power supply: 4.5V DC, 2 AA batteries Dimensions: 215(L)mmX150(W)mmX50(H)mm Weight: 0.6kg