AmScope 12X-75X Magnification Binocular Stereo Zoom Microscope Body Only

Specifications: Model: H850 Set and see, no special knowledge needed Zoom ratio 1:6.3 Diopter regulator on both eyepieces High quality optical glass elements Work with a boom stand or regular stand with Φ 76mm mount size Offers crisp sharp, high resolution images Microscope Head: 45 degrees inclined 360 degrees rotatable binocular head Sharp stereo erect images over a super wide field view Adjustable interpupillary distance 50 - 70 mm to fit anyone's eyes Interpupillary distance: 50~70mm Body mounting ring size: Φ 76mm Magnifications and Objectives: Total magnifications: 12X~75X Eyepieces: wide field 15X with 16mm field of view Objectives: zoom 0.8X ~ 5X Working distance: 115mm Field of view: 19.5mm at 12X magnification, 3.5mm at 75X magnification Size and Weight: Dimensions: 7-1/4 " x 7-1/8" x 8-3/16" (18.5cm x 18cm x 20.8cm) Net weight: 3lb 6oz (1.53kg) Packing List: Binocular stereo microscope body A pair of wide field eyepieces WF15X/16