Sigma 16-300mm F3.5-6.7 DC OS | Contemporary:
B&H Photo / Amazon / Adorama
The patent that is probably for the Sigma 16-300mm F3.5-6.7 DC OS | Contemporary has been found. You can read over the patent below:
overview
- [Publication number] P2025125276
- [Release date] 2025-08-27
- [Name of invention] High-magnification zoom lens
- [Application date] 2024-02-15
- [Applicant]
[Identification number] 000131326
[Name or company name] Sigma Corporation - A high-performance, compact optical system is provided that has a high zoom ratio of approximately 15x or more and in which various aberrations are well corrected.
- [Background Art]
[0002]
In recent years, there has been a demand for zoom lenses used in imaging devices that have a high zoom ratio, high resolution, and a compact overall system. In particular, there is a demand for high-magnification zoom lenses with wider angles and telephoto capabilities in order to enable shooting in a variety of scenes without changing lenses. - [0003]
Furthermore, there is a demand for a mechanism to be installed that prevents image blurring due to vibration of the optical system caused by camera shake or the like, particularly in the telephoto range. - [0004]
Furthermore, there is a demand for rapid autofocus driving. - The present
invention provides a high-performance, compact optical system having a high zoom ratio of approximately 15 times or more and in which various aberrations are well corrected.
Example 1
- Focal length: 16.48-291.00
- F-number: 3.60-6.90
- Angle of view: 87.13-5.41
- Image height: 14.20
- Total length: 145.77-243.83
- Back focal length: 17.7003
Example 5
via asobinet
