Paraxial analysis of zoom lens composed of three tunable-focus elements with fixed position of image-space focal point and object-image distance
1986 ◽
Vol 79
(2)
◽
pp. 382-385
1987 ◽
Vol 82
(5)
◽
pp. 1696-1699
1995 ◽
Vol 34
(Part 1, No. 7A)
◽
pp. 3746-3753