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25mm f/1.4 for 1.1-inch type sensor from FUJIFILM [Patent]

FUJIFILM filed a patent of 25mm f/1.4 lens for 1.1-inch type sensor with very short back-focus length.

【公開番号】特開2018-155833(P2018-155833A) click here

Specification and optical design of embodiment 1

The lenses in this patent may be for a machine vision.
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PENTAX still has a hope on DSLR [Patent]

PENTAX (RICOH) filed a patent of focusing screen for DSLR.
Do they decide to take a profit of the remaining maker of DSLR?

【公開番号】特開2018-151549(P2018-151549A) click here

Embodiment 1

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High-sensitive image sensor by avalanche breakdown from PANASONIC [Patent]

PANASONIC filed patent of high-sensitive image sensor, maybe with photon-counting ability, by avalanche breakdown.
【公開番号】特開2018-148097(P2018-148097A) click here
Vertical structure of embodiment 4
Avalanche breakdown is caused between 13 and 14.
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NIKON has obtained a patent of oblique alignment sensors with phase detection pixels [Patent]

NIKON has obtained a patent of oblique alignment sensors with phase detection pixels, not but FUJI FILM.
【特許番号】特許第6315032号(P6315032) click here

Original paper was applied in 2012.

Samples of arrangement of phase detection pixels.
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MTF evaluation charts with simple pattern [Patent]

NHK filed a patent of MTF evaluation charts using the slanted-edge method.

【公開番号】特開2018-138904(P2018-138904A) click here

Patterns are very simple!
Key concept is that lines are slanting slightly to horizontal and/or vertical axis.

Embodiment 1

Embodiment 2
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Optics for EVF from CANON [Patent]

CANON filed a patent of optics for EVF with long eye relief.

【公開番号】特開2018-124349(P2018-124349A) click here
Embodiment 1
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New XC camcorder with an interchangeable lens mount from CANON [Patent]

CANON filed a patent of a lens mount with converter optics for new XC camcorder.

【公開番号】特開2018-112698(P2018-112698A) click here
Body design
Optics of converter
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Dual-camera unit using mirror-lens from TAMRON [Patent]

TAMRON filed a patent of a camera unit with two sensors, one with a conventional wide angle lens and the other with mirror telephoto lens.

【公開番号】特開2018-109673(P2018-109673A) click here

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Zoom lens containing a resin lens element for mirrorless with very short back focus from CANON [Patent]

CANON filed a patent of zoom lenses using a resin lens element with very short back focus for APS-C mirrorless camera.

【公開番号】特開2018-106021(P2018-106021A) click here

Specification and lens arrangement of embodiment 6
Focal length: 15.42 - 58.00 mm (zoom ratio: 3.76)
F No.: 2.06 - 5.00
Half angle of view: 38.07 - 13.04
Back focus: 8.81 - 2.81 mm
Lens length: 82.23 - 103.33 mm
GRP is a lens made of a resin.
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Anti-reflection coating using mesoporous silica from SIGMA [Patent]

SIGMA filed a patent of anti-reflection coating using mesoporous silica similar to "Nano Crystal Coat" of NIKON and "Air Sphere Coating" of CANON.

【公開番号】特開2018-101132(P2018-101132A) click here
Structure of multi-layer coat.
The layer 6 is constituted by mesoporous silica.
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