Manually operable zoom 5:1 (0.8x...4.0x) on both sides
Fixed zoom clickstops 0.8x-1x-2x-3x-4x
Free working distance 110 mm
Viewing angle 45° with adjustable interocular distance 55...75 mm
Eyepiece mount 30 mm with maximum field number 23 mm
Mount D=76 mm for Stemi mount/Mount S
Interface D=66 m..