AmScope 3.5X-90X Binocular Stereo Boom Microscope with Fluorescent Ring Light

This binocular 3.5X-90X zoom stereo microscope with fluorescent ring light comes with a binocular head, super widefield high-eyepoint eyepieces, widefield Barlow lenses, a double-arm heavy-duty boom stand, and a fluorescent ring light. The high-eyepoint optic design ensures an easy and comfortable observation, especially for eyeglass wearers. The double-arm boom stand allows you to turn the microscope head around three different axis (x, y, and z), allowing you to point the microscope head in ANY direction. The fluorescent ring light comes with a mounting adapter. It provides cool, even and bright illumination. The microscope offers high resolution, super widefield of view, extreme large magnifying zoom range (26:1) and long working distance (8"). It gives crystal clear sharp images. It is an ideal instrument for research labs, gemologists, engravers, collectors and anyone in semiconductor and/or electronic industry. Features: A 3.5X-90X Large Zoom Power Microscopy System on BoomFluorescent Ring Light with Mounting Adapter IncludedVersatile Boom Stand Covering Large Working AreaDouble-Arm Design for 3-Degree FreedomAble to Place Microscope Head Toward to Any DirectionsUpright Tube for USB Digital Camera, Video Camcorder or CCD CameraHigh Resolution with Great Flatness and ContrastErect Stereo Sharp Images over a SUPER Widefield of ViewAccurate Alignment Ensuring Fatigue-Free Long Time ViewingCrystal Clear Original True Color Images45 Degree Inclined Binocular Head with SUPER Widefield High-Eyepoint Eyepieces30mm WF10X/20 SUPER Widefield EyepiecesBoth Ocular-Tubes with Adjustable DiopterAdjustable Interpupillary DistanceFull Optical Glass ElementsPrecise Ground Glass Lenses8" (200mm) Large Working DistanceHeavy-Duty Cast Steel Stand Finished with Stain Resistant EnamelRugged Solid Cast Steel BaseAll Metal Mechanical ComponentsRubber Eye-guards IncludedManufactured under ISO 9001 Quality Control StandardExcellent Five (5) Year Manufacturer WarrantySpecifications: Head: 45 degree inclined 360 degree swiveling binocularEyepiece: 30mm super widefield high-eyepoint WF10X/20Barlow Lens: 0.5X & 2.0XObjective Zoom Range: 0.35-9.0XZoom Ratio: 26:1Diopter Adjustment: +/-5dpInterpupillary Distance: 2-3/16" - 2-15/16"(55-75mm)Working Distance: 8" (200mm)Boom Stand: 20" double-arm (overall length: 30"), 17" high pillar, 10-1/4"x8-1/4"x2" solid cast steel baseIllumination: 8W fluorescent ring lightPower Supply: 110V/60Hz (220V/50Hz available), CE Certified.