The utility model discloses a multifunctional interpupillary distance measuring scale which is formed by adopting an oblong straight scale (1) as a basic component, wherein one end of the straight scale is provided with a hand-hold handle (2) on which a power switch (3) is arranged, the...
focused to meet the needs of each eye and include inter-pupillary (IPD) and nose bridge adjustments. Constructed of high quality glass optics and metal alloy lens frames. Comes in padded protective carrying case with lens polishing cloth. Suitable for the vision impaired, for distance viewing. ...
1. Device for measuring the interpupillary distance of a person, for example to assist with fitting eyeglass frames, comprising a box; a generally flat front panel of said box adapted to be applied to the face of a person in a known relative position so that a main axis normal to said...
Description will be given now on the measuring principle of 3 factors of ocular refractive power, pupil diameter and interpupillary distance in the ophthalmologic measuring system with the above arrangement. As shown in FIG. 3(A), in case the diopter value of the eye under measurement 3 is ...
DEVICE FOR MEASURING THE PUPILLARY DISTANCE 来自 FreePatentsOnline 喜欢 0 阅读量: 9 申请(专利)号: US3495897DA 申请日期: 07/27/1967 公开/公告号: US3495897 公开/公告日期: 02/17/1970 申请(专利权)人: TEMKINE & CIE LUNETIERS 发明人: J Deforges 被引量: 12 ...
The utility model relates to a pupillary distance measuring instrument which belongs to medical care supplies, which can be widely used for medical care, optical lenses fitting, beauty treatment and health inspection. The utility model is designed on the basis of the principles of the central ...
Measuring the Pupillary Distance and Lens Centeringdoi:10.1111/J.1444-0938.1961.TB02081.XJ. HahnJohn Wiley & Sons, LtdThe Australian Journal of Optometry
Measuring the Interpupillary Distance - System for Ophthalmic Dispensing (Third Edition) - Chapter 3measuring the interpupillary distance - system for ophthalmic dispensing (third edition) - chapter 3Clifford W. BrooksIrvin M. BorishELSEVIER
PURPOSE: To measure an inter-pupil range by providing the subject device with a liquid crystal matrix device at a window part for graticule display on a front panel and providing this matrix device with a digital address generator and a controller for controlling the display of gradicules. ...
Agreement Between Four Methods of Measuring Inter-pupillary DistanceHeydt, TiffanySis, AndreaMcKee, Alan