Specification :

Topcon® Model 3 Mirror Stereoscope

With this stereoscope, land is seen in three-dimension and all objects stand out. Height can be observed in even the smallest object with great detail. Offers a wide choice of stereo-viewing magnifications and fields of view including 1x at 180 mm x 240 mm, 1.8x ( swing in and out magnifier) at 170 mm x 230 mm, 3x at 70 mm circular, and 6x at 30 mm circular. Cast aluminum construction with folding legs for field use. Right leg adjusts for leveling. Interpupillary adjustment 56 mm to 74 mm.