Abstract
The object of the photometer is to measure the variation of sensitivity of the eye for different conditions of the visual mechanism and the principle employed is that of binocular matching, in which a patch viewed in the left eye is compared in intensity with a similar patch viewed in the right eye A calibrated photometer wedge provides the necessary intensity control. Applications of the apparatus include measurements on the effect of adaptation and on the extent of the loss of vision in cases of uniocular blindness.
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callDisclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
