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US 2017/0285231 A1Published application
Camera Assembly For Use On A Vehicle
AssigneeDelphi Technologies, Inc.
InventorYew Kwang Low
Life of this patent
Estimating the term…
Abstract
An illustrative example camera assembly includes a sensor. An infrared cut filter is situated to filter radiation as the radiation approaches the sensor. A plurality of lens elements is situated between the sensor and the infrared cut filter.
Claims16
A camera assembly, comprising:
- a sensor;
- an infrared cut filter situated to filter radiation as the radiation approaches the sensor;
- and
- a plurality of lens elements situated between the sensor and the infrared cut filter, wherein the plurality of lens elements comprise one doublet lens element including a convex lens portion and a concave lens portion, the doublet lens element providing color correction, and the doublet lens element is further from the sensor than at least one other of the plurality of lens elements.
1 more element
3-4. (canceled)
A camera assembly, comprising:
- a sensor;
- an infrared cut filter situated to filter radiation as the radiation approaches the sensor;
- and
- a plurality of lens elements situated between the sensor and the infrared cut filter, wherein the plurality of lens elements comprise one doublet lens element including a convex lens portion and a concave lens portion, the doublet lens element providing color correction, wherein
- the plurality of lens elements includes a convex lens and a meniscus lens;
- and
- the convex lens and the meniscus lens are between the doublet element and the sensor.
4 more elements
A camera assembly, comprising:
- a sensor;
- an infrared cut filter situated to filter radiation as the radiation approaches the sensor;
- and
- a plurality of lens elements situated between the sensor and the infrared cut filter, wherein
- the infrared cut filter is a flat side of a plano-convex lens element;
- the flat side faces toward the sensor;
- and
- a convex side of the plano-convex lens element faces away from the sensor.
5 more elements
A camera assembly, comprising:
- a sensor;
- an infrared cut filter situated to filter radiation as the radiation approaches the sensor;
- a plurality of lens elements situated between the sensor and the infrared cut filter;
- a front lens;
- and
- wherein
- the infrared cut filter is situated between a forward most surface of the front lens and the plurality of lens elements;
- the camera assembly has a total track length between the forward most surface of the front lens and the sensor;
- and
- the total track length is less than 10 mm.
7 more elements
A camera assembly, comprising:
- a sensor;
- an infrared cut filter situated to filter radiation as the radiation approaches the sensor;
- and
- a plurality of lens elements situated between the sensor and the infrared cut filter, wherein
- one of the plurality of lens elements is closer to the sensor than others of the plurality of lens elements;
- and
- a back focal distance between the sensor and the one of the plurality of lens elements is less than 1.0 mm.
4 more elements
(canceled)
A method of making a camera assembly, the method comprising:
- supporting a plurality of lens elements within a housing;
- positioning a sensor near one end of the housing;
- positioning an infrared cut filter near an opposite end of the housing with the plurality of lens elements between the infrared cut filter and the sensor;
- situating the sensor adjacent a circuit board substrate;
- securing the sensor and the housing to the circuit board substrate using a surface mount technique;
- positioning a front lens near the infrared cut filter with the infrared cut filter between a forward most surface of the front lens and the plurality of lens elements;
- and wherein
- the camera assembly has a total track length between the forward most surface of the front lens and the sensor;
- and
- the total track length is less than 10 mm.
7 more elements
A method of making a camera assembly, the method comprising:
- supporting a plurality of lens elements within a housing;
- positioning a sensor near one end of the housing;
- positioning an infrared cut filter near an opposite end of the housing with the plurality of lens elements between the infrared cut filter and the sensor;
- situating the sensor adjacent a circuit board substrate;
- and
- securing the sensor and the housing to the circuit board substrate using a surface mount technique, wherein
- one of the plurality of lens elements is closer to the sensor than others of the plurality of lens elements;
- and
- a back focal distance between the sensor and the one of the plurality of lens elements is less than 1.0 mm.
6 more elements
Dependencies are inferred from the claim text.