Title:
SCANNING FUNDUS PHOTOGRAPHY DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/088338
Kind Code:
A1
Abstract:
Provided is a scanning fundus photography device, which scans and projects slit light upon a fundus 6b of a subject eye 6, receives reflected light from the fundus 6b, and photographs the fundus 6b. This scanning fundus photography device comprises: an illumination optical system which irradiates an optical path segmenting device 2 with the slit light; an objective optical system, further comprising a first scan device 4 which scans the slit light in one direction, a first concave mirror 3 which propagates to the first scan device 4 the slit light which has entered thereupon through the optical path segmenting device 2, and a second concave mirror 5 which propagates to the fundus 6b the slit light which has been scanned with the first scan device 4; and a photographic optical system 7 which receives the reflected light from the fundus 6b which has entered via the optical path segmenting device 2. The first concave mirror 3 enlarges the fan angle of the slit light and relays same to the first scan device 4.
Inventors:
SUZUKI TAKAYOSHI (JP)
ARAI YUKI (JP)
ARAI YUKI (JP)
Application Number:
PCT/JP2017/039864
Publication Date:
May 17, 2018
Filing Date:
November 06, 2017
Export Citation:
Assignee:
KOWA CO (JP)
International Classes:
A61B3/10; A61B3/12
Foreign References:
| JP2014200403A | 2014-10-27 | |||
| JPH06114008A | 1994-04-26 |
Attorney, Agent or Firm:
HAYAKAWA Yuzi et al. (JP)
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