top of page
DK57003-171 Arm Type Gem Microscope

DK57003-171 Arm Type Gem Microscope

A versatile instrument for gemstone examination, features the following attributes:


  • Swing-Arm Base: Equipped with a 360° rotatable classic microscope base, facilitating operation and communication among multiple users.
  • Roll Ball Guide: Ensures stable and comfortable vertical movement, allowing for a broad focus range.
  • Adjustable Locking Structure: Prevents gliding and wear during extended usage, enhancing durability.
  • Gem Clamp Mounting Holes: Designed on both sides for added convenience during gemstone examination.
  • Illumination Systems: Offers four types of illumination:

    Bottom Light: Utilizes a 10W adjustable high-brightness LED light system, with bright field and dark field separation, energy-efficient and efficient illumination.

    Continuous Adjustable Diaphragm: Allows for adjustment of the light beam diameter (2-42mm) and utilizes a ring dark field diffuser for optimized dark field observation.

    Top Light: Features a 6W LED light with a color temperature of 6500-7000K, ideal for diamond grading.

    Side Light: Employs a 3W adjustable single LED for versatile illumination.

  • Orthogonality Polarized Conoscope System: An additional feature that enhances gem evaluation by providing orthogonal polarized lighting, adding critical evaluation criteria.
  • Voltage Compatibility: Operates within a voltage range of 100-240V, ensuring stable lighting.
  • F171T Lens: Provides upright, high-definition, vivid, and three-dimensional images with a wide field of vision. Special film-layered optical components deliver excellent contrast and clarity across the entire field of view.
  • Magnification: Offers 7.5X-50X continuous precision doubling, with a doubling ratio of 1:6.7.
  • Operating Distance: Provides an operating distance of 110mm, with a 45-degree tilt in the eyepiece tube relative to the horizontal direction. Pupil distance is adjustable within the range of 48mm-75mm.
  • Eyepieces: Equipped with WF10X/22mm eyepieces for comfortable and accurate viewing.
  • Trinocular Head: Features a trinocular head with a 1/3X connected CTV port for CCD output image capture, enhancing documentation and analysis capabilities.

This gem microscope is a comprehensive tool for gemstone examination, offering a range of features to facilitate detailed and precise analysis of gemstones.

DK57003-171 Arm Type Gem Microscope

bottom of page