Athermalization high-definition wide-angle lens
A wide-angle lens, athermalization technology, applied in the field of wide-angle lens, can solve the problems of inability to achieve other functions, single assembly function of the disassembly mechanism, high stability requirements, etc. Effect
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[0027] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0028] figure 1 It is a schematic structural diagram of Embodiment 1 of the present invention. In Embodiment 1 of the present invention, an athermalized high-definition wide-angle lens includes: first lens 1, second lens 2, and third lens 3 from the object side to the image side. with the fourth lens 4,
[0029] The first lens 1 has a first convex surface 11 facing the object side and a first concave surface 12 facing the image side,
[0030] The second lens...
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Abstract
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