Multipurpose test frame for the frames selection 繁体试镜架 TUH2811 (UTF5080) quality class: PREMIUM
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Specifications:
1. Distance from the axes of the right and left of listeriaceae to the vertical axis of the frame (nose bridge) changed from 24 to 40 mm. the scale is -1 mm.
2. Degree dial scale (the scale at TABO) is graduated from 0 to 180. The price of division of 5°.
3. Number of clips with trial eyeglass lenses and essential elements determined in listerial trial frames to 5.
4. The length of the earhook can be changed from 100 to 135 mm.
5. Dimensions - 145х88х47 mm.
6. Weight - not more than 60 g.
Описание
Universal trial frame is designed for installation stigmatic and astigmatic trial lenses, prisms, prismatic compensators and filters, diaphragms and other optical elements.
The possibility of establishing 4 pairs of clips simultaneously.
For determining the direction of astigmatism and strabismus GTC is equipped with angular scale.
Turn lenses, prisms and other optical elements relative to the scale produced by using instigates.
The distance between the centers of listeriaceae – 48 to 80 mm.
The scale line of the rim to determine the distance between the nose bridge and the axes of listeriaceae, 1 mm
The price of division of listeriaceae, which determines the position of the axes of the astigmatic lenses and lenses "top-base" prism, 5
Overall dimensions 185 x 75 x 40
The mass of the rim, g, not more than 60
