Specifications:Eyepiece:large view WF10X(Φ18mm)

Eyepiecetube: Three or 30 inclined eyepiece (built-in check polarizer, it can switch)

EPIillumination system: 6V 30W, halogen lamps, adjustable brightness; built-infield light bar, aperture diaphragm, (yellow, blue, green, frosted glass filterconversion device, push and pull type polarizer and polarizer.