• 3.5X-90X Extremely Large Zoom Magnification Power
• Trinocular Design for High Quality Photo, USB PC and CCD Video Imaging
• 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 Inclined Trinocular Head with SUPER Widefield High-Eyepoint Eyepieces
• 30mm SUPER Widefield Eyepieces (see the difference in the above picture)
• Both Ocular-Tubes with Adjustable Diopter
• Adjustable Interpupillary Distance
• Full Optical Glass Elements
• Precise Ground Glass Lenses
• 4" (100mm) Extremely 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
• 30mm SUPER Widefield Eyepieces Included
• 165mm and 30mm working distance auxiliary objective

SPECIFICATIONS:

• Head: 45 inclined 360 swiveling trinocular
• Eyepiece: 30mm super widefield high-eyepoint WF10X/20mm
• Objective: 0.7-4.5X
• Auxiliary objective :SZM0.5X & SZM2.0X
• Zoom Range: 6.4:1
• Diopter Adjustment: 5dp
• Interpupillary Distance: 2-3/16" - 2-15/16"(55-75mm)
• Field of View: 2-1/2" (65mm) in diameter
• Working Distance: 10mm(  without extra barlow lens)
• Boom Stand: 20" double-arm (overall length: 30"), 17" high pillar, 10-1/4"x8-1/4"x2-0" solid cast steel base