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SUBJECTIVE OPTOMETRY APPARATUS
专利权人:
NIDEK CO.; LTD.
发明人:
Michihiro TAKII,Masaaki HANEBUCHI,Hisashi OCHI
申请号:
US15942016
公开号:
US20180296085A1
申请日:
2018.03.30
申请国别(地区):
US
年份:
2018
代理人:
摘要:
A subjective optometry apparatus includes a light projecting optical system which projects a target light flux toward an examinee's eye to project a visual target onto the examinee's eye, a calibration optical system which is disposed in an optical path from the light projecting optical system to the examinee's eye and changes optical characteristics of the target light flux, an optical member which guides the target light flux of which the optical characteristics is changed by the calibration optical system to the examinee's eye, a light deflection section being different from the calibration optical system, which includes light deflection members provided in a left and right pair and a driving section which rotationally drives the light deflection members, and deflects the target light flux by rotating the light deflection members, and a control section which controls the light deflection section based on prism information to deflect the target light flux.
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