Professional Optometry Optical Eye Test Trial Lens Frame Ultralight 50g,PD:48-80

-Features & Specifications:

* Range of PD adjustments: PD of both eyes: 48~80mm; Left or right PD: 24～40mm; Minimum Calibration Value: 1mm.

* Axial calibration on each disc: Left disc: 140~0~140°, Right disc: 40~180~40°, Axial calibration increases counter clockwise along the lens frame axis, and the calibration distance is 10.

* Inner diameter of lens frame: Φ35mm.

* The Number of lens which can be inserted into left or right lens frame simultaneously: 4 pieces.

* Degree of lens rotating around optical axis in the lens frame: 360°.

-Package included:

1x Trial Lens Frame

XA.LL.111   Shipping weight : 8 oz     -    3 FR Envelope or X-all