- ♣【Trial Eye Optometry Lens Frame】：The Trial Eye Optometry Lens Frame is simple in design, easy to install and adjust, suitable for professional use, high quality and long service life.
- ♣【Sturdy and durable】：The frame is made of titanium alloy, which is sturdy and durable, feels good, and won't rust. The nose pads are made of silicone, which is ergonomic and comfortable to wear.
- ♣【Adjustable interpupillary distance】：The adjustable range of interpupillary distance between eyes is 54-70mm, the maximum scale is 1mm, and the adjustable range of single eye is 27~35mm.
- ♣【Multifunctional trial eye test frames】：Adjust the length, angle, and astigmatism axis of the temples, and the left and right eye pupil distance can be adjusted within the specified range to adapt to different face shapes， the scale is accurate, intuitive and clear.
- ♣【Wide range of applications】：Optometric Universal Lens Trial Frame is suitable for eyesight examination in spectacles shops, department of ophthalmology in hospitals, schools and enterprises.
♣ Adjustable Trial Frame Optical Trial Lens Frame PD 50-80mm Optic Trial Eye Optometry Lens Frame Test Optician ♣ Product overview: ^ Monocular movement range: 27mm~35mm; ^ Interpupillary distance adjustment range: the interpupillary distance between the eyes is 54-70mm, and the minimum scale value is 1mm; ^ Indexing plate axis scale: 165°-0°-180°-25° ^ The number of lenses that can be inserted into the left or right frame at the same time: 4; ^ The degree of rotation of the lens around the optical axis in the frame: 360°; ^ The non-parallelism between the optical axis of the lens and the geometric axis of the frame: ≤2.5°; ^ The misalignment between the optical center of the lens and the geometric center of the frame: ≤0.5mm; ^ The displacement of the lens relative to the geometric center of the frame: ≤0.3mm; ♣ Product parameters: ^ Net weight: 50.3g ^ Product size: 14.2*13.8*5.7cm/5.6*5.4*2.2inches ^ Applicable places: eye examination in optical shops, hospital ophthalmology, schools and enterprises.
