TTF-08 Fully Adjustable Trial lens frame Ophthalmic Trial Frame For ophthalmologists / optometrists

TTF-08 Fully Adjustable Trial lens frame Ophthalmic Trial Frame For glass shop use

(1). Range of PD adjustments:

PD of both eyes: 48-80mm

Left or right PD: 24-40mm

Minimum calibration value: 1mm

(2). Frame adjustable length : 35mm

(3). Nose pad adjustable angles :360

(4). Axial calibration on each disc:

Left disc: 120.0.135.

Right disc: 45.180.60.

Axial xalibration increase along the lens frame axis counter clockwise ,and the calibration distance is 5..

(5). Inner diameter of lens frame:32.5mm

(6). Number of lens which can be inserted into left or right lens frame simultaneously:4 pieces

(7). Degree of lens rotating around optical axis in the lens frame::360

(8). Nonparallelism between lens’optical axis and lens frame’s geometric axis: 2.5.

(9). Non-concentricity between lens’optical center and lens frame geometric center:0.5mm

(10). Displacement of lens in relation to position of lens frame geometric center:0.3mm

(11). Range of nose pad adjustment:length:0-14mm;Angle:0.30.

(12). Range of lett or right lens frame leg’length adjustment:98~135mm

(13). Maximum interval bewteen left and right lens frame legs:200mm

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