OPTICAL SYSTEM HAVING ADJUSTABLE FOCAL LENGTH
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Feb 6, 2025
app pub date -
Oct 21, 2024
filing date -
Oct 21, 2024
priority date (Note) -
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Abstract
An optical system includes a pancake lens assembly and a varifocal lens device. The varifocal lens device is coupled to the pancake lens assembly in a way that an optical axis of the varifocal lens device is in alignment with an optical axis of the pancake lens assembly, thereby permitting the optical system to have an adjustable focal length.
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Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
- Assignment data not available. Check PTO
International Classification(s)

- 2024 Application Filing Year
- G02B Class
- 4679 Applications Filed
- 265 Patents Issued To-Date
- 5.67 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Huang, Ting-Wei | Shuishang Township, TW | 37 | 191 |
# of filed Patents : 37 Total Citations : 191 | |||
Lin, Yi-hsin | Zhubei City, TW | 69 | 230 |
# of filed Patents : 69 Total Citations : 230 | |||
Wang, Yu-Jen | Taipei City, TW | 264 | 2926 |
# of filed Patents : 264 Total Citations : 2926 |
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- G02B Class
- 0 % this patent is cited more than
- < 1 Age
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