FIELD: medicine, more specifically, ophthalmology. SUBSTANCE: device has light source and transparence with contrast pattern. Additionally installed is optical system in form of successively arranged on objective optical axis: a system of mirrors and eyepiece optically conjugated with eye. Mirrors in system are located opposite to each other and do not cross optical axis. Transparency and optical system are made so as to ensure patter motion relative to optical system. EFFECT: simplified design and extended potentialities of device application. 14 cl, 2 dwg
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Authors
Dates
2001-08-27—Published
2000-03-20—Filed