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Release of Firmware Update Software Version 1.20 for PENTAX K-S1.
Corresponded to new lens, HD PENTAX-DA 55-300mmF4.5-6.3ED PLM WR RE.

PENTAX K-S1 Color Collection
Show your personality with a color that's you.

FeaturesRead more

Advanced functions capture light with complete freedom for a satisfying shot.
The light interface “Indicator Lamps” intuitively guides operations.
Prepare yourself for a new style of expression where you can hold light in your hand. Introducing the PENTAX K-S1.

  • Light communicates camera status
    Body illumination

  • High resolution and moiré reduction, two uses in one
    AA (anti-aliasing) filter simulator

  • A fusion of innovation and tradition
    New concept design

Read more

Main SpecificationsRead more

Effective Pixels Approx. 20.12 megapixels
Image Sensor Primary color filter, CMOS. Size: 23.5 x 15.6 (mm)
Compatible Lens KAF3, KAF2 (power zoom not compatible), KAF, KA mount lens
Dimensions Approx. 120mm (W) 92.5mm (H) x 69.5mm (D) (excluding protrusions)
Weight Approx. 558g (Including dedicated battery and 1x SD Memory Card), Approx. 498g (body only)


  • PENTAX K-S1 Body Kit

  • PENTAX K-S1 Lens Kit
    K-S1 body / smc PENTAX-DA L18-55mm
    F3.5-5.6 AL lens

  • PENTAX K-S1 300W Zoom Kit
    K-S1 body / smc PENTAX-DA L18-55mm F3.5-5.6 AL lens / smc PENTAX-DA L55-300mm F4-5.8 ED lens



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