Stereo microscope for home or classroom use enables students and hobbyists to inspect biological specimens, rocks, stamps, jewelry, and large specimens that require handing or manipulation.
Binocular viewing with pair of widefield eyepieces, adjustable interpupillary distance, and inclination to simplify viewing for young users.
Objectives provide low magnification and longer focal length for inspecting large-scale specimens.
Frosted plate allows light to pass through from below with transparent specimens, and stage clips secure the specimen during viewing
Articulated Free Binocular Rack and Pinion Coarse Focusing Mechanism With Slip Clutch and Tension Adjustment.

Specification:
Item Name: binocular stereo microscope
Material: metal
Wide Field Eyepiece: WF10X
Total Magnification: 40X, 20X and 40X, or 20X and 30X and 40X
Objective: 4X, or 2X and 4X, or 2X and 3X and 4X
Eyepiece Mounting Size: 30.5 mm
Interpupillary Distance: 55-75mm (2.17"-2.95"), 45 degree inclined
Stage: 60mm black and white reversible stage plate
Diopter Adjustment: +/-5dp
Microscope Structure: upright
Working Distance: 2X-81mm (3.19"), 3X-61mm (2.4"), 4X-57mm (2.24")
Illumination: top halogen lamp illuminated
Power Supply: 110V (220V is also available, please me)
Articulated Free Binocular
Net Weight: about 2400 g

Package Included:
microscope*1

If you have any questions about the product, please me, we will you within 24 hours and give you a satisfactory answer.
On the other hand,the connection function ensures that you can take this microscope to everywhere you want。