A conventional biocular has been designed to magnify the image obtained in a cathode ray tube display. Problems of weight and alignment were solved by using four lenses of which one is an axial gradient lens. This lens reduces distortion, field curvature, and angular blur.
© 1985 Optical Society of America
Original Manuscript: September 18, 1984
Published: December 15, 1985
Eli Atad, "Optical design of a gradient-index biocular," Appl. Opt. 24, 4297-4299 (1985)