ISO Settings for
Pentax K-X and Tamron SP AF 90mm F2.8 (172E)

  • ISO 400 25
  • ISO 200 25
  • ISO 100 12.5
  • ISO 800 12.5
  • ISO 320 12.5
  • ISO 250 8.3
  • ISO 1000 4.2

Exposure Program Settings for
Pentax K-X and Tamron SP AF 90mm F2.8 (172E)

  • Aperture-priority AE 79.2
  • Manual 8.3
  • Shutter speed priority AE 4.2
  • Action (High speed) 4.2
  • Program AE 4.2

Shutter Speed Settings for
Pentax K-X and Tamron SP AF 90mm F2.8 (172E)

  • 1/160 33.3
  • 1/1000 8.3
  • 1/400 8.3
  • 1/100 8.3
  • 1/60 8.3
  • 1/125 4.2
  • 1/20 4.2
  • 1/250 4.2
  • 1/320 4.2
  • Other 16.7

Aperture Settings for
Pentax K-X and Tamron SP AF 90mm F2.8 (172E)

  • f/2.80 29.2
  • f/4.00 12.5
  • f/4.50 12.5
  • f/8.00 12.5
  • f/5.60 8.3
  • f/3.20 8.3
  • f/5.00 4.2
  • f/7.10 4.2
  • f/9.00 4.2
  • Other 4.2

Focal Length Settings for
Pentax K-X and Tamron SP AF 90mm F2.8 (172E)

  • 90.00 100

Metering Mode Settings for
Pentax K-X and Tamron SP AF 90mm F2.8 (172E)

  • Multi-segment 62.5
  • Center-weighted average 25
  • Spot 12.5

White Balance Settings for
Pentax K-X and Tamron SP AF 90mm F2.8 (172E)

  • Auto 66.7
  • Manual 33.3

Flash Settings for
Pentax K-X and Tamron SP AF 90mm F2.8 (172E)

  • Off, Did not fire 91.7
  • On, Fired 8.3


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