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US 12,761,496 B2Granted
Optical system and laser device including the same
AssigneeSamsung Display Co., Ltd.
InventorsJongoh Seo, Ji-Hwan Kim
Life of this patent
Estimating the term…
Abstract
An optical system and a laser device including an optical system are provided. An optical system includes a first lens including a first surface and a second surface opposite to the first surface, the first lens having a first focal length, a second lens including a third surface and a fourth surface opposite to the third surface, the second lens having a second focal length, and a third lens between the first lens and the second lens and spaced apart from the first lens by twice the first focal length.
Claims20
An optical system comprising:
- a first lens comprising a first surface and a second surface opposite to the first surface, the first lens having a first focal length;
- a second lens comprising a third surface and a fourth surface opposite to the third surface, the second lens having a second focal length;
- and
- a third lens between the first lens and the second lens, the third lens spaced apart from the first lens by twice the first focal length.
1 more element
A laser device comprising:
- a beam generator to emit a first laser beam;
- and
- an optical system comprising:
- a first lens comprising a first surface and a second surface opposite to the first surface, the first lens having a first focal length,
- a second lens comprising a third surface and a fourth surface opposite to the third surface, the second lens having a second focal length, and
- a third lens between the first lens and the second lens, the third lens spaced apart from the first lens by twice the first focal length.
3 more elements
Dependencies are inferred from the claim text.