AmScope 3.5X-90X Trinocular Stereo Microscope with 4-Zone 144-LED Ring Light

This AmScope trinocular stereo microscope comes fully equipped and ready to use and is ideal for inspection, engraving, soldering, gemology, and more. The microscope offers a zoom range of 3.5x - 90x with a combination of the lenses included with this package. The LED ring light has 144 bulbs that can be segmented into 4 segments with the included control box. The heavy boom stand allows you to manipulate the microscope in almost any way. Features:   3.5X-90X Continuous Zoom Magnification Power with a 4-zone 144-LED Ring Light Intensity-adjustable Bright LED Cool illumination Trinocular Upright Tube for USB Digital Camera, Video Camcorder or CCD Camera High Resolution with Great Flatness and Contrast Erect Stereo Sharp Images Over a SUPER Widefield of View Accurate Alignment Ensuring Fatigue-Free Long Time Viewing Crystal Clear Original True Color Images 45-Degree Inclined Trinocular Head with SUPER Widefield High-Eyepoint Eyepieces 30mm WF10X/20 SUPER Widefield Eyepieces Both Ocular-Tubes with Adjustable Diopter Adjustable Interpupillary Distance Full Optical Glass Elements Precise Ground Glass Lenses 8" (200mm) Large Working Distance Versatile Boom Stand Covering Large Working Area Double-Arm Design for 3-Degree Freedom Able to Place Microscope Head Toward to Any Direction Heavy-Duty Cast Steel Stand Finished with Stain Resistant Enamel Rugged Solid Cast Steel Base All Metal Mechanical Components Rubber Eye-guards Manufactured under ISO 9001 Excellent Five (5) Year Manufacturer Warranty Specifications: Head: 45-degree inclined 360-degree swiveling trinocular Eyepiece: 30mm super widefield high-eyepoint WF10X/20 Barlow Lens: 0.5X & 2.0X Objective: 0.35-9.0X Zoom Range: 26:1 Diopter Adjustment: +/- 5dp Interpupillary Distance: 2-3/16" - 2-15/16"(55-75mm) Working Distance: 8" (200mm) Illumination: 144 white LEDs Power input: 110-240V, 50-60HZ, Automatic Switching Boom Stand: 20" double-arm (overall length: 30"), 17" high pillar, 10-1/4"x8-1/4"x2-0" solid cast steel base Eye-guards Packing List: One Trinocular Stereo Zoom Head One Pair of Super Widefield High-Eyepoint WF10X/20 Eyepieces One 0.5X Barlow Lens One 2.0X Barlow Lens One Double-Arm Boom Stand w/ Focus Rack One Pair of Eye-Guards One 4-zone 144-LED Ring Light w/ Control Box Manual   AmScope SM-4TZ-144A