High Quality 50X Binocular Professional Jewelry Gemological Stereo Microscopes
Head: 45-degree inclined 360-degree swiveling binocular parfocal head
â— Eyepiece: 30mm extreme widefield high-eyepoint WH10X/22
â— Objective: 50X
â— Zoom Range: 6.7:1
â— Diopter Adjustment: ±5dp
â— Interpupillary Distance: (47-75mm) 2-3/4" - 2-15/16"
â— Field of View: (35mm) 1-3/8"
â— Working Distance: (105mm) 4"
â— Head Mounting Size: (76mm) 3" in diameter
â— Accessory Mounting Size: (48mm female thread) 1-7/8"in diameter
â— Bright & Dark Viewing Field Illumination: Iris diaphragm 2mm-41mm, Bright and dark viewing field illumination adjustable
â— Illumination: 7W Fluorescent lamp; LED Point Light; 6V/20W Halogen illumination
â— Focusing range: 110mm, Suitable for observing different size gem and sample
Gem Clamp: quality steel clamp to hold the gem for all direction observations of gems
â— Stage: Two gem clamp fixing holds for you to choose
â— Stand: 0-38° Rotatable, eyepoint height and angle adjustable
â— Base: 0°-325°Rotatable