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Canon Patent: 15-60mm f/2.8 And 22-80mm f/2.8 With Inner Zoom Mechanism

A new Canon patent for two lenses with inner zoom mechanism. Canon patent application 2024079936 (Japan, published 6/13/2024) discusses optical formulas for two (likely RF-mount) lenses with an inner...

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Canon Patent: RF-S 33mm f/1.8 And Other Lenses

Here is a new Canon patent application for a bunch of lenses, of which one might already have releases. Canon patent application 2024082112 (Japan, published 6/19/2024) discusses optical formulas for...

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Canon Patent: 12-30mm F4-6.3 & 24-50mm F4-6.3 PowerZoom Lenses

Here is the first of a batch of new Canon patent applications. Canon patent application 2024099414 (Japan, published 7/25/2024) discusses methods and optical formulas for two PowerZoom lenses: From the...

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Canon Patent: 9-18mm F4 IS, 10-20mm F2.8-4 IS And 11-22mm F2.8 IS

Here is another Canon patent application. Canon patent application 2024100498 (Japan, published 7/26/2024) discusses optical formulas or three wide angle lenses: From the patent literature: Example 1...

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Canon Patent: 400-600mm F2.8-4, 300-600mm F2.8-4.5 And 70-300mm F4

Here is the next Canon patent application. Canon patent application 2024101302 (Japan published 7/29/2024) discusses optical formulas for three telephoto/zoom lenses: Example 1 Example 2 Example 3...

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Canon Patent: 180mm F3.5 Macro, 300mm F4 Macro, And 100mm F4 Macro

Canon patent application 2024103311 (Japan, published 08/01/2024) discusses method and optical formulas for three telephoto macro lenses: From the patent literature: Example 1 Example 2 Example 3...

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Canon Patent: 15-28mm F2.8 And 17-30mm F2.8 Lenses

Canon patent application 2024101615 (Japan, published 7/30/2024) discusses optical formulas for two lenses: From the patent literature: Example 1 Example 2 Example 3

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Canon Patent: RF 28-70mm F2.8 Lens

Canon patent application 2024104916 (Japan, published on August 6, 2024) discusses various optical formulas for a yet to be released RF lens: 28-70mm f2.8. From the patent literature: Example 1 More...

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Canon Patent: 200-1000mm F6.3-9 IS Lens For RF Mounts

Here is a new Canon patent application. Canon patent application 2024111453 (Japan, published 8/19/2024) discusses optical formulas for a telephoto zoom lens, the 200-1000mm F6.3-9 IS. Example 1...

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Canon Patent: 24-130mm F4 IS and 24-80mm F2.8 IS

Here is a new Canon patent application for two zoom lenses. Canon patent application 2024160458 (Japan, published 11/14/2024) discusses optical formulas for two zoom lenses: From the patent literature:...

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