Photography Optical System
An optical system, a technology of negative refractive power, applied in the field of photographic optical systems, can solve the problems of structural limitations, limited imaging performance, and inability to further correct primary aberrations, and achieve the effect of reducing system field curvature and system chromatic aberration
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[0054] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
[0055] See figure 1 Is a schematic structural diagram of a preferred embodiment of the photographic optical system provided by the present invention. The photographic optical system 1 is mainly composed of seven lenses arranged coaxially, including a first lens 110, a second lens 120, a third lens 130, a fourth lens 140, a fifth lens 150, The specific structures of the sixth lens 160 and the seventh lens 170 are as follows:
[0056] The f...
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