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Your cart is empty.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 axis scale of the indexing plate: the left indexing plate is 130°~0°~120°, the right indexing plate is 50°~180°~60°. 5° ◆Frame effective inner aperture: 33.5mm ◆The number of lenses that can be inserted into the left and right frames: 5 (front 3 and rear 2) ◆The degree of rotation of the optical axis of the lens in the inner circle of the frame: 360° ◆Non-parallelism between the optical axis of the lens and the geometric axis of the frame: ≤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 frame: ≤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 Frame If you have any questions please feel free to contact us, we will reply you within 24 hours.