Optometry Optician Fully Adjustable Trial Frame Optical Trial Lens Frame Sy

US $17.89

  • Hong Kong, Hong Kong
  • Mar 5th
sgbyincons Features: 100% Brand new and high quality Brand new optical trial lens frame, provides the ability to refract even the most difficult prescriptions and offers all the adjustments to ensure a proper and comfortable fit onto your patient Range of PD adjustments:PD of both eyes: 48 ~ 80mm;left or right PD: 24 ~ 40mm;minimum graduated value: 1mm Dividing disc axial graduation: Left dividing disc:120°~0°~135° Right dividing disc:45°~180°~60° Axial graduation increases along the lens frame axis counter clockwise,and the graduated distance is 5°. Inner diameter of lens frame:32.5mm. Number of lens which can be inserted into left or right lensframe simultaneously:4 pieces Degree of lens rotating around optical axis in the lens frame:360° Nonparallelism between lens'optical axis and lens frame's geometric axis:

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