Optometer

Details Optometer Optometer

2005-09-06

2009-06-23

Stultz, Jessica T (Department: 2873)

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Subjective type

Reexamination Certificate

active

07549750

ABSTRACT:
An optometer capable of recording an examination result without making an error even in a case of using an apparatus with a structure to mechanically display the examination result. The optometer includes a phoropter (120), an imaging device (2) for taking an image of the phoropter (120), the image including a display portion of the phoropter (120), a display position specifying portion (135b) for analyzing the taken image and specifying a position of the display portion in the taken image, a display content acquisition portion (135c) for acquiring display contents (examination results) of the display portion whose position is specified, and a display control portion (135d) for displaying the acquired examination results on a monitor portion (131). The display portion includes a PD display portion (122), a spherical power display portion (161), a spherical power display portion (162), a cylindrical axis display portion (164), and a rotary prism portion (155).

REFERENCES:
patent: 5325136 (1994-06-01), Salibello et al.
patent: 5502519 (1996-03-01), Hosoi
patent: 2002/0024633 (2002-02-01), Kim et al.
patent: 2002/0047987 (2002-04-01), Massengill et al.
patent: 2003/0081175 (2003-05-01), Hosoi et al.
patent: 2003/0174282 (2003-09-01), Itagaki
patent: 2004/0032568 (2004-02-01), Fukuma et al.
patent: 2005/0041210 (2005-02-01), Isogai et al.
patent: 2005/0122475 (2005-06-01), Vilser et al.
patent: 2006/0023163 (2006-02-01), Foster
patent: 2002-315723 (2002-10-01), None
patent: 2004-045215 (2004-02-01), None

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