VGM400 Binocular / Trinocular Jewelry Gem Microscopes Gemology Microscopes for Gem Stone Apprisal
WF10X(Φ20mm), 1X-4X continuous zoom objective, Three modes light source: bright field, dark field and top light, 360° rotatable
Features
- High contrast and flat image in the large field of view
- Three modes light source: bright field, dark field and top light
- Observing gem surface features, such as scratches, erosion, damage, and splice
- Humanization design (Three modes light source: bright field, dark field and top light)
- Equipped with high-definition lens, coated with superior optical components with special film, so it has excellent optical system
Tags: Stereo MicroscopesGemological MicroscopesGemological Equipment
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Φ20mm
1X~4X
90mm
10W
10W
VGM400 Series Gemological Microscope can observe the jewelry and stores which has different sizes. The steel of gem clip is moderate, firm and convenient, because the light shielding around the waist of the gem is low, you can observe the gem in all aspects. It also adopts excellent optical system with clarity image, 3D effect and large magnification, appropriate design offers easy and comfortable operation, improving the effectiveness.
1X-4X continuous zoom objective, which fully meet the requirements of observing the intrinsic and surface characteristics of the sample. Superior optical system provides not only high clarity, high contrast, and high resolution images, but also large depth of field.
Structure of VGM400 Binocular Gem Microscope
Eyepiece & Gem Clip of VGM400
Reflected Illumination & Side Top Illumination of VGM400
Transmitted Illumination of VGM400
VGM400 with its Connected Laptop
Specification for VGM400 | |
|---|---|
Eyepiece | High eye point WF10X(Φ20mm) |
Objective | 1X~4X Continuous Zoom |
Total Mag. | 10X~40X |
10X~160X (Optional: 2X Aux. Objective; 20x eyepiece) | |
Head | Binocular, 45°inclined, 360°Rotatable, Diopter adjustment: ±5 diopters |
Interpupillary distance | 54-76mm |
Working Distance | 90mm |
Illumination | Three modes: bright field, dark field and top light: 10W super bright adjustable halogen light. 10W daylight top lamp, color temperature meets the requirement of diamond grading lighting. 100V-240V wide voltage power, stable brightness |
Stand | Square base, 360° rotatable |
Gem clips | Humanization design clips each side which are adjustable change |
Weight | Net: 3.8kg, Gross: 5kg |
Dimension | Instrument:40X30X25 (cm) |
Identified the surface characteristics of the sample: gem’s growth striation, etch fugure, scratch, damage, symmetry, split surface (bubble, gloss difference) etc.Observe the intrinsic characteristics of the sample: inclusions’ type, shape and quantity, double crystal surface, growth striation, color distribution characteristics, initial cleavage, defect etc.Observe the doubling of facet edge: the doubling of facet edge of the gems with high birefringence, such as zircon(DR=0.059), olivine (DR=0.036) and tourmaline (DR=0.078).
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