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Performance indexes:
1) pupil distance adjustment range: binocular pupil distance 48 ~80mm, left or right pupil distance 24 ~40 mm; Minimum scale value 1mm
2) the axial scale of the dividing disk is 130 °~ 0 °~ 120 °on the left and 50 °~ 180 °~ 60 °on the right. The axis scale increases counterclockwise along the axis of the mirror frame. The effective internal aperture of the frame is 5 °
3) Effective internal aperture of mirror frame: 33.5mm
4) Number of lenses inserted when left or right frames are used: 5pieces (front 3 rear 2)
5) the lens rotates around the optical axis in the inner circle of the lens frame is 360 °
6) the lens optics The unparallelism between the axis and the geometric axis of the frame: ≤ 2.5 °
7) the difference between the optical center and the geometric center of the lens: ≤ 0.5mm
8) the displacement of the lens relative to the geometric center of the frame: ≤ 0.3 mm
9) nose Range of adjustment: adjustable length: 0 ≤ 22 mm; Angle: 360 °
10) adjustable length range of left or right foot: 0~20mm
11) weight: 52g

✨DON'T MISS OUT:Optical Instrument International Trial Lens Frame Super Light 50g Titanium Ophthalmic Made Adjustable for Hot Sale Free Shipping
PRODUCT PROPERTY:✨ 1: The DIY supplies of our product is metalworking.The certification is CE.Our product is made in CN(origin).
REASONS TO BUY:✨ Adjustable optical trial frame: the LCD display allows you to adjust the angle of the optical frame to suit different temperatures and contrast.
✨ Titanium optical instrument: the optical instrument is made of high-quality titanium material, which is lighter and more durable than ordinary optical instruments.
✨ Titanium super light: super light allows you to work with your instrument without affecting the optical performance.
✨ Material & size: titanium ophthalmic lens frame with high strength and corrosion resistance. it can be used for a long time.
✨ Easy installation ano operation: installation is fast and easy with anodized aluminum housing. no need for additional tools, just connect the optical instrument frame to the ophthalmic lens.
RELATED INFO:✨ Optical optic trial lens frame: a superior optical instrument that provides the highest level of clarity and contrast without sacrificing any optical performance.




Product sellpoints
Adjustable: The lens frame can be adjusted to a suitable angle, and it is easy to use. you can also adjust the length of the lens according to your needs.
Camera lens: The optical instrument international trial lens is made of high-quality aluminum alloy, which is light and durable.
New improved design: Compared with other optical instrument frame, our new design has been upgraded to the original version. we have added more details and improved the quality of our product.
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