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Patent Searching and Data


Title:
EXTERNAL TARGET OBSERVATION APPARATUS ALSO USABLE AS DOT SIGHT
Document Type and Number:
WIPO Patent Application WO/2019/203376
Kind Code:
A1
Abstract:
The present invention relates to an external target observation apparatus also usable as a dot sight, the apparatus comprising: a barrel arranged on an optical path between a target and an observer; an optical unit arranged in the inner space of the barrel and provided with a first coating layer for perpendicularly reflecting one portion of visible light that is incident in parallel to the optical axis, and transmitting the rest of the visible light in the direction of progress; a reflector arranged between the optical unit and the target, and having a first curved surface on the surface facing the optical unit, and a second curved surface on the surface on the opposite side to the first curved surface, wherein the second curved surface has formed thereon a second coating layer for reflecting, to the direction of incidence, one portion of a ray of a first spectrum area, the ray being incident from the optical unit-side, and transmitting, among rays incident from the target-side, a ray of a second spectrum area, excluding one portion of the ray of the first spectrum area; and a light source generation unit arranged on one side surface of the optical unit and providing, to the optical unit, a ray having a predetermined shape.

Inventors:
JEUNG, Bo Sun (2201Dong 901Ho, 56 Doyak-ro,,Bucheon-si, Gyeonggi-do, 14507, KR)
JUNG, In (104Dong 1001Ho, 12 Eunseong-ro 67beon-gil,,Bucheon-si, Gyeonggi-do, 14700, KR)
LEE, Dong Hee (705Dong 1301Ho, 155 Dongpangyo-ro, Bundang-gu,,Seongnam-si, Gyeonggi-do, 13525, KR)
Application Number:
KR2018/004650
Publication Date:
October 24, 2019
Filing Date:
April 20, 2018
Export Citation:
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Assignee:
D.I. OPTICAL CO., LTD. (1 Seokcheon-ro 380beon-gil, Bucheon-si, Gyeonggi-do, 14450, KR)
International Classes:
F41G1/30; G02B5/04; G02B5/08; G02B5/10
Foreign References:
KR20140046365A2014-04-18
KR100934778B12009-12-31
JP2015132739A2015-07-23
US4417814A1983-11-29
US20130333266A12013-12-19
Attorney, Agent or Firm:
CHO, Young Hyun (5F Eunhasoo Building, 168 Nonhyeon-ro,Gangnam-gu, Seoul, 06296, KR)
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