Ultra wide angle lens the difference is only whether distortion is present or not. However, the shorter the focal length, the more difficult it is to implement rectilinear correction. In fisheye lenses, the visual angle is close to or more than 180 degrees in at least one direction. For example, a "diagonal fish eye" would have a viewing angle of at least 180 degrees within the diagonals of the frame. A "circular fisheye" would represent the image in the form of a circle. Rectilinear ultra-wide angle lenses are used in photography and cinematography sometimes to achieve three-dimensional perspective distortion instead of simply two-dimensional barrel
How Many Fucks "How Many Fucks" received positive reviews from music critics, with some complimenting its "sexy" appeal. A music video was released the same day of the single release, and featured Jayne in several "risqué" outfits. "How Many Fucks" was written by Justin Tranter and Myah Marie, while its production was handled by Adam "Gage" Bruce. As described by Jennifer Pearson of "Daily Mail" stated that the single would likely "lift her from relative obscurity" and joked that the lyrics "drop[ped] the F-bomb several times to answer that question," referring to the song's title. Musically, "How Many Fucks" is a pop rap