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Firmware Update

Ricoh Patent AF Tracking for Celestial Bodies

Ricoh patent

Ricoh filed patent tracking out celestial bodies, this patent will track Celestial bodies to capture tech sharp images of the stars, patent details below.

  • Patent Publication No. 2015-184614
    • Published 2015.10.22
    • Filing date 2014.3.26
  • Ricoh patents
    • Celestial body to detect the size of the image
    • Celestial I and focus position the minimum value of the image size
    • Celestial body to detect the center brightness of the image
    • Celestial I and focus position the maximum value of the center luminance of the image

Canon also filed a patent that will track Celestial Bodies by sensor-shift technology. You can look at the patent details here.

See more Ricoh Patent

source – egami

Ricoh Patent - IR Sensor For Accurate Auto Focus

Ricoh-Patent-sensor-imagePentax / Ricoh filed a patent to correct focus shift caused by infrared light. In the patent we can clearly see that Rioch is working on 2nd IR (infrared)  AF (Auto Focus) Sensor for correcting the Focus shift when the Phase AF sensor fails to do the correct Job in absence of visible light (In a situation when only IF is present).

Description, self-interpretation of the patent literature

  • Patent Publication No. 2015-172640
    • Published 2015.10.1
    • Filing date 2014.3.1
  • Ricoh patents
    • AF sensor has a spectral sensitivity in the visible light to infrared light
    • AE sensor has a spectral sensitivity in the visible light
    • IR sensor has a spectral sensitivity characteristics to infrared light
    • Based on the signal ratio of the AE sensor and the IR sensor, to correct the focal shift due to chromatic aberration of infrared light

See more Ricoh Patent

source – egami

Pentax-Rioch Patent - Camera Sync with Smartphone

Ricoh-camera-patent-imageA latest patent information surfaced over the web that shows Ricoh new camera that easily placed behind the smartphone rear side. It will gradually sync by the camera and will allow new users to operate the entire camera by smartphone camera interface.

Description, self-interpretation of the patent literature

  • Patent Publication No. 2015-184302
    • Published 2015.10.22
    • Filing date 2014.3.20
  • Ricoh patents
    • It provides a holding member on the back of the camera
    • Hold the smartphone on the back of the camera

source – bit.ly/1GYaoeP

Ricoh Patent Built-in Wireless Flash

Ricoh-wireless-built-in-fla

Ricoh Patent Removable wireless Flash, the compact wireless flash can be removed from camera body and you can use it wirelessly from anywhere (within the wifi range)

patent description below (Translated via google)

  • Patent Publication No. 2014-16573
    • Publication date 2014.1.30
    • Filing date 2012.7.11
  • Ricoh patents
    • Strobe can be used away from the camera body
    • Flash is plugged into the camera body, the camera flashpower supplies to
    • Flash is not connected to the camera body, flash unit from the power strobe power supplies to
    • Strobe I performs wireless communication with a phototransistor mounted in, and the AF assist light LED of the camera