Lens Assembly
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United States of America Patent
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Issued Date -
Nov 23, 2023
app pub date -
Dec 23, 2022
filing date -
May 19, 2022
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status (Latency Note)
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Abstract
A lens assembly includes a first lens group, a second lens group, and a third lens group, all of which are arranged in order from an object side to an image side along an optical axis. The first lens group is with positive refractive power and includes at least four lenses, among which the lens closest to the object side includes a convex surface facing the object side, and the lens closest to the image side includes a convex surface facing the image side. The second lens group is with negative refractive power and includes a 2-1 lens and a 2-2 lens, wherein the 2-2 lens includes a convex surface facing the image side. The third lens group is with negative refractive power and includes a 3-1 lens, wherein the 3-1 lens is a meniscus lens with negative refractive power.
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