Large-target-surface vehicle-mounted ADAS lens and image pickup device
A technology with a large target surface and lens, applied in the optical field, can solve the problems of low imaging quality and increase the imaging quality of a large target surface vehicle ADAS lens.
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Embodiment 1
[0037] A vehicle-mounted ADAS lens with a large target surface, the vehicle-mounted ADAS lens with a large target surface sequentially includes a first lens L1 group G1 with negative refractive power and a second lens L2 group G2 with positive refractive power from the object plane side to the image plane side;
[0038] The first lens L1 group G1 is composed of a first lens L1 with negative refractive power, a second lens L2 with negative refractive power and a third lens L3 with positive refractive power;
[0039] The second lens L2 group G2 consists of a third lens L3 of positive power, a fourth lens L4 of positive power, a fifth lens L5 of negative power, a sixth lens L6 of positive power, and the fourth lens L4 It is cemented with the fifth lens L5.
[0040] The vehicle-mounted ADAS lens with a large target surface satisfies the following conditional formula:
[0041] 6.5
[0042] Wherein, TTL is the total optical length of the vehicle-mounted ADAS lens with l...
Embodiment 2
[0069] A vehicle-mounted ADAS lens with a large target surface. The vehicle-mounted ADAS lens with a large target surface sequentially includes a first lens L1 group G1 with negative refractive power, an aperture STO, and a second lens L2 group with positive refractive power from the object plane side to the image plane side. G2 and auxiliary component G3.
[0070] The first lens L1 group G1 is composed of a first lens L1 of negative refractive power, a second lens L2 of negative refractive power, and a third lens L3 of positive refractive power.
[0071] The second lens L2 group G2 consists of the third lens L3 of positive refractive power, the fourth lens L4 of positive refractive power, the fifth lens L5 of negative refractive power and the sixth lens L6 of positive refractive power, the fourth lens L4 and the sixth lens L4 of positive refractive power. Penta-lens L5 cemented.
[0072] Auxiliary component G3 consists of filter FI and protective glass CG.
[0073] Table 1 ...
Embodiment 3
[0088] A vehicle-mounted ADAS lens with a large target surface. The vehicle-mounted ADAS lens with a large target surface sequentially includes a first lens L1 group G1 with negative refractive power, an aperture STO, and a second lens L2 group with positive refractive power from the object plane side to the image plane side. G2 and auxiliary component G3.
[0089] The first lens L1 group G1 is composed of a first lens L1 of negative refractive power, a second lens L2 of negative refractive power, and a third lens L3 of positive refractive power.
[0090] The second lens L2 group G2 consists of the third lens L3 of positive refractive power, the fourth lens L4 of positive refractive power, the fifth lens L5 of negative refractive power and the sixth lens L6 of positive refractive power, the fourth lens L4 and the sixth lens L4 of positive refractive power. Penta-lens L5 cemented.
[0091] Auxiliary component G3 consists of filter FI and protective glass CG.
[0092] Table 2 ...
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