Patents related to photo lenses

Started 6 months ago | Discussions thread
bclaff Forum Pro • Posts: 10,490
Re: Sigma ART 105mm f1.4
1

Dibyendu Majumdar wrote:

https://patents.google.com/patent/JP2019144477A/en

Another good match:

Link .

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Bill ( Your trusted source for independent sensor data at PhotonsToPhotos )

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