In photography and cinematography , a
wide-angle lens refers to a lens whose focal length is substantially smaller than the focal length
Kaynak: Wide-angle lensWide-angle X-ray scattering (WAXS) or
wide-angle X-ray diffraction (WAXD is an X-ray-diffraction technique that is often used to determine
Kaynak: Wide-angle X-ray scattering A fisheye lens is an ultra
wide-angle lens that produces strong visual distortion intended to create a wide panoramic or hemispherical
Kaynak: Fisheye lensAn ultra
wide-angle lens is a lens whose focal length is shorter than the short side of film or sensor. date June 2010 Thus the term
Kaynak: Ultra wide angle lensnormal viewing distance Lenses of shorter focal length are called
wide-angle lens es, while longer-focal-length lenses are referred to as
Kaynak: Normal lensHowever, except for
wide-angle lenses, it is reasonable to approximate alphaapprox frac d f radians or frac 180dpi f degrees.
Kaynak: Angle of viewSome photographic zoom lenses are long-focus lens es, with focal lengths longer than a normal lens , some are
wide-angle lens es (wider
Kaynak: Zoom lensInverting the telephoto configuration, employing one or more negative lens groups in front of a positive lens group, creates a
wide-angleKaynak: Telephoto lensOne advantage is that
wide-angle lenses designed for full-frame 35 mm retain that same wide
angle of view .
wide-angle lenses have smaller
Kaynak: Full-frame digital SLRWhile there is no formal division between "
wide-angle " and "panoramic " photography, "
wide-angle" normally refers to a type of lens, but
Kaynak: Panoramic photographyThe simplest cameras have fixed focus and use a small aperture and
wide-angle lens to ensure that everything within a certain range of
Kaynak: CameraA lens with a focal length shorter than normal is often referred to as a
wide-angle lens (typically 35 mm and less, for 35 mm-format
Kaynak: Focal length