Photographic lens system
作者： Moon Hyun Kim
DOI:
关键词:
摘要: A photographic lens system, comprising, from an object side, a first group having positive refractive power, and second wherein the groups comprise at least one cylindrical system satisfies condition of 1.0
lens.org 参考文章(2)
Ronald R Willey, Wide angle anamorphic refractive lenses ,(1971)
Wada Hiroshi, Ogawa Hiroshi, Horikawa Hideaki, Oshiba Saeko, SEMICONDUCTOR LIGHT EMITTING DEVICE ,(1988)