Cross partition eyepiece 10x20mm
Grid eyepiece 10x20mm
360° rotatable & graduated in 1° increments.
Least count 0. 1° with vernier
Compensator-gypsum 1λ ,mica ¼ λ ,quartz wedge
Power supply 110v-220v.
2) Digital cmos camera with high color depth & live images on computer.