Trial frame premium

This patented trial frame meets all requierments for a careful eye measurment.

Just like its German counterpart, it has a modern look.

The trial frame has a light gray plastic frame with aluminium top bracket and protractors, silicone adjustment knobs and nose bridge.

The glasses are made in China and have an excellent price/quality ratio.

• Pupil distance binocular between 48-80 mm, left and right distance 24-40 mm

• Axis position protractor; left 130° ~ 0° ~ 120°; right 50° ~ 180° ~ 60°; The degrees increase counterclockwise with an interval of 5°

• Effective opening of the try-on glasses Ø33.5 mm

• The number of trial lenses that can be placed per side: 5 (3 at the front and 2 at the back)

• Number of degrees of rotation: 360 degrees

• Tolerance of optical center and geometric center of the lens: ≤ 0.5 mm

• Nose bridge adjustment range: 0~25mm, angle: adjustable

• Adjustable springs right and left: 0 ~30 mm

• Weight 53 grams