Gem microscope for micro-setting , 7 - 45X, with angle-adjustment

Specially designed for microscopic setting.
Magnification from 7X to 45X with continuous zooming. Standard working distance is 95 mm and can be increased by adding different object lens.
Optional : 0.3X object lens (increase working distance to 263mm)
0.5X object lens (increase working distance to 180mm)
0.75X object lens (increase working distance to 142mm)
Voltage : 220V/50Hz
Complete set with : SWF10X eyepieces with protector
0.5X object lens
Round fluoresent lamp
Industrial universal stand