Instrument accommodation compensation of single lens reflex camera viewfinders.
An instrument accommodation compensation is built into the viewfinders of single lens reflex cameras. The extra accommodation required when using these cameras can cause difficulty for some patients. This paper presents a simple method for measuring the instrument accommodation compensation of reflex cameras and presents the results of such measurements for several cameras.
Long
W F
WF
School of Optometry, University of Missouri, St. Louis 63121-4499.
D000065:Accommodation, Ocular; D006801:Humans; D010781:Photography