PD 48-80mm Adjustable Trial Lens e Optometric Universal Optical Trial e Titanium Optic Trial Eye Optometry Test Optician.

Performance: ◆Interpupillary distance adjustment range: the interpupillary distance range of both eyes is 48~80mm; the left and right interpupillary distances are 24~40mm; the minimum scale value is 1mm ◆The scale of the indexing plate: the left indexing plate is 130°~0°~120°, the right indexing plate is 50°~180°~60°. 5° ◆e effective inner aperture: 33.5mm ◆The number of lenses that can be inserted into the left and right es: 5 (front 3 and rear 2) ◆The degree of rotation of the optical of the lens in the inner circle of the e: 360° ◆Non-parallelism between the optical of the lens and the geometric of the e: ≤2.5° ◆Inconcentricity between the optical center and the geometric center of the lens: ≤0.5mm ◆The displacement of the lens relative to the geometric center of the e: ≤0.3mm ◆Adjustment range of nose pads: Adjustable length: 0~26mm Angle: any angle ◆The adjustable length range of left and right temple feet: 0~30mm ◆Weight 53g Package: 1x Trial e If you have any questions please feel free to contact us, we will reply you within 24 hours.

• The adjustable range of the interpupillary distance of both eyes is 48~80mm, the left and right interpupillary distance is 24~40mm, the maximum scale is 1mm, and the adjustable range of single eye is 24~40mm;
• 【Pupil Height Adjustable】Through the pupil height adjustment knob on the try-on e, it can be adjusted according to the pupil needs of different examinees;
• 【5 Trial Films】The left and right es can be inserted with 5 lenses at the same time, 3 in the front and 2 in the back; it improves the convenience of optometry;
• The forward tilt angle of the try-on e can be adjusted according to the different face shapes of customers, adjusting the length of the temples, the scale is accurate, and the calculation is convenient;
• With the function of eye distance measuring ruler, the distance from the innermost lens to the corneal vertex can be accurately calculated through the ruler on the try-on e.