Ricoh’s press release for the HD PENTAX-D FA ★ 50mm f/1.4 SDM AW and 11-18mm f/2.8 lenses


Ricoh issued another press release with some additional information on the new HD PENTAX-D FA ★ 50mm f/1.4 SDM AW and HD PENTAX-DA ★ 11-18mm f/2.8 lenses (both will be on display at the 2018 CP+ show in Japan that starts this Thursday):

RICOH to Exhibit One Reference Product at CP+2018 Camera and Imaging Show

TOKYO, February 27, 2018 -RICOH COMPANY, LTD and RICOH IMAGING COMPANY, LTD. are pleased to inform the exhibition of one reference product — interchangeable lens currently under development — at CP+2018 , one of the largest and most comprehensive camera and imaging show in Asia. This annual event will be held from March 1 to 4 at the PACIFICO YOKOHAMA convention center in Japan.

Overview of reference products:


HD PENTAX-D FA50mm f/1.4 SDM AW lens

  • Interchangeable lens for PENTAX K mount digital SLR cameras
  • Model name: HD PENTAX-D FA50mmF1.4 SDM AW (tentative name)
  • PENTAX K-mount covering the image circle of a 35mm-format full-frame image sensor
  • This lens was developed as a “new-generation star lens”, which drastically reviewed internal standards in order to respond to future camera performance improvements
  • A new “SDM” system equipped with a newly developed ring-shaped Supersonic Direct-drive Motor for faster, quieter AF operation
  • AW (All-Weather), a structure to prevent intrusion of dust and rain for use in demanding shooting conditions
  • Minimum shooting distance of 0.4 meters
  • KAF4 lens mount corresponding to electromagnetic diaphragm-control mechanism
  • Market launch: Scheduled for the spring of 2018

* We plan to set up a trial section by prototype of this reference exhibition lens at CP + (Data take-away is not possible)


HD PENTAX-DA11-18mm f/2.8ED DC AW lens

  • Interchangeable lens for PENTAX K mount digital SLR cameras
  • Model name: HD PENTAX-DA11-18mmF2.8ED DC AW (tentative name)
  • PENTAX K-mount covering the image circle of an APS-C-format image sensor
  • This lens was developed as a “new-generation star lens”, which drastically reviewed internal standards in order to respond to future camera performance improvements
  • Large-aperture, ultra-wide-angle zoom lens with a maximum aperture of F2.8 (fixed) and an angle of view between 17mm and 27.5mm (in the 35mm format)
  • AW (All-Weather), a structure to prevent intrusion of dust and rain for use in demanding shooting conditions
  • Focus clamp function that can fix the focus position at an arbitrary place
  • High-speed, high-precision AF capable DC motor
  • Filter diameter is 82 mm
  • Adopted KAF3 lens mount with many compatible cameras available
  • Market launch: Scheduled for the summer of 2018
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