ISO Settings for
Ricoh PENTAX K-3 and Sigma 17-50mm F2.8 EX DC HSM

  • ISO 100 42.9
  • ISO 400 18.9
  • ISO 200 17.9
  • ISO 800 5
  • ISO 250 2.3
  • ISO 1600 2.1
  • ISO 320 1.9
  • ISO 3200 1.4
  • ISO 160 1.4
  • Other 6.1

Exposure Program Settings for
Ricoh PENTAX K-3 and Sigma 17-50mm F2.8 EX DC HSM

  • Manual 63.4
  • Aperture-priority AE 29.5
  • Not Defined 3.9
  • Program AE 1.9
  • Shutter speed priority AE 0.8
  • Creative (Slow speed) 0.6

Shutter Speed Settings for
Ricoh PENTAX K-3 and Sigma 17-50mm F2.8 EX DC HSM

  • 1/125 8.6
  • 1/60 7
  • 1/100 6.2
  • 1/200 4.3
  • 1/160 3.9
  • 30 3.8
  • 1/80 3.7
  • 1/250 3.7
  • 1/50 3.5
  • Other 55.2

Aperture Settings for
Ricoh PENTAX K-3 and Sigma 17-50mm F2.8 EX DC HSM

  • f/8.00 15.2
  • f/2.80 14.7
  • f/5.60 9.9
  • f/6.30 8.7
  • f/11.00 8.1
  • f/4.00 5.7
  • f/7.10 5.6
  • f/4.50 5.2
  • f/9.00 4.7
  • Other 22.2

Focal Length Settings for
Ricoh PENTAX K-3 and Sigma 17-50mm F2.8 EX DC HSM

  • 17.00 34.7
  • 50.00 20.4
  • 27.00 4.5
  • 22.00 4.2
  • 23.00 4.2
  • 31.00 3.6
  • 19.00 3.5
  • 36.00 3.5
  • 29.00 3.3
  • Other 18.1

Metering Mode Settings for
Ricoh PENTAX K-3 and Sigma 17-50mm F2.8 EX DC HSM

  • Multi-segment 52.2
  • Center-weighted average 26.3
  • Spot 21.5

White Balance Settings for
Ricoh PENTAX K-3 and Sigma 17-50mm F2.8 EX DC HSM

  • Auto 70.3
  • Manual 29.7

Flash Settings for
Ricoh PENTAX K-3 and Sigma 17-50mm F2.8 EX DC HSM

  • Off, Did not fire 95.9
  • On, Fired 4
  • On, Red-eye reduction 0.1


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