发明名称 Ophthalmic photographing apparatus
摘要 Ophthalmic photographing an image of an eye to be examined comprises: frame memory for memorizing the image data of the photographed eye, light detecting device for detecting an amount of the light emitted from a light source for photographing, correcting device for correcting a density of the image data memorized in the frame memory by comparing the amount of the light detected by the light detecting device with predetermined amount of reference light. Therefore the ophthalmic photographing apparatus can display the image having a constant density, even though the amount of the light emitted from the light source for photographing changes.
申请公布号 US5341180(A) 申请公布日期 1994.08.23
申请号 US19920901984 申请日期 1992.06.22
申请人 NIDEK CO., LTD. 发明人 ISOGAI, NAOKI;OZAKI, KENYA
分类号 G06T1/00;A61B3/14;H04N5/243;(IPC1-7):A61B3/14 主分类号 G06T1/00
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