fixed focal length lensの例文

例文

1. Its distinguishing feature is its fixed focal length lens ( non-35 mm GR series film cameras.
2. To a lesser degree, this effect is also seen in fixed focal length lenses that move internal lens elements, rather than the entire lens, to effect changes in magnification.
3. For example, telescopes that are marked " APO " are specialized, fixed focal length lenses that are optimised for infinity-like distances whereas in photography, even certain relatively low-priced general-purpose zoom lenses are given the APO designation.
4. For example, a greater degree of barrel and pincushion distortion is tolerated in lenses that span the focal length range from wide angle to telephoto with a focal ratio of 10?or more than would be acceptable in a fixed focal length lens or a zoom lens with a lower ratio.