AmScope 6.7X-90X Binocular Stereo Zoom Microscope Head w Focusable Eyepieces New

This 6.7X-90X zoom magnification binocular stereo microscope head offers top-level sharp clear erect stereo images over a large zoom magnification range. It includes a 2.0X Barlow lens and a pair of extreme widefield focusable WH10X/22 eyepieces. Its outstanding optical system ensures an easy and comfortable observation. This microscope head fits all the stands with a 3" (76mm in diameter) O-ring holder. Features: 6.7X-90X Continuous Zoom Magnification Offering Top-Level Quality Images High Quality Extreme Widefield Focusable WH10X/22 Eyepieces High Resolution with Great Flatness and Contrast Sharp Stereo Erect Images over a Wide Field View Crystal Clear Original True Color Images Both Ocular-Tubes with Adjustable Diopter Large Working Distance Accurate Alignment Ensuring a Fatigue-Free Viewing Full Optical Glass Elements Precise Ground Glass Lens All Metal Mechanical Components Adjustable Interpupillary Distance Rubber Eyeguards Included Manufactured under ISO 9001 Quality Control Standard Excellent Five (5) Year Manufacturer Warranty Specifications: Head: 45-degree inclined 360-degree swiveling binocular Eyepiece: 30mm extreme widefield high-eyepoint focusable WH10X/22 Barlow Lens: 2.0X Objective: 0.67-4.5X Zoom Range: 13.5:1 Diopter Adjustment: ?5dp Interpupillary Distance: 2-3/4" - 2-15/16"(47-75mm) Field of View: 1-3/8" (35mm) Working Distance: 4" (100mm) Head Mounting Size: 3" (76mm) in diameter Accessory Mounting Size: 1-7/8" (48mm female thread) in diameter Packing List: One Binocular Stereo Zoom Head One Pair of Extreme Widefield WH10X/22 Eyepieces One 2.0X Extreme Widefield Barlow Lens One Pair of Foldable Eye-Guards User's Manual Shipping Weight: 10 lbs

6.7X-90X continuous zoom magnification over extreme widefield view Sharp clear stereo erect images over an extreme wide field view Focusable extreme widefield high-eyepoint WH10X/22 eyepieces