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150MP Phase One IQ4
Schneider Kreuznach LS 240mm f/4.5 IF

Examples: Alabama Hills and Mt Whitney Area (IQ4 150)

These examples in the Alabama Hills and Mt Whitney area.

Includes images up to full 151MP camera resolution (14204 X 10652). Also includes 100 megapixel downsampled variants for perspective versus Fujifilm GFX100.

Alpenglow on Mt Whitney Range from Alabama Hills

I was disappointed at the sharpness I obtained: in the foreground, depth of field is not quite enough and in the distance, something has disturbed the sharpness—perhaps a faint breeze but also atmospheric distortion, which moves details around as much as 2-3 pixels (this can be seen by shooting more than one identical frame). Accordingly, I used more aggressive sharpening to compensate.

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  • In-depth lens evaluations covering behaviors not likely to be found anywhere else, based on real-world field shooting.
  • How to configure menus and buttons and best operating practices, gotchas and how-to.
  • Real world examples with insights found nowhere else. Make sharper images just by understanding lens and camera behaviors.
  • Jaw-dropping image quality found nowhere else utilizing Retina-grade images up to 100 megapixels filling up to 5K display, plus large crops.
  • Aperture series from wide open through stopped down, showing the full range of lens performance and bokeh.
  • Optical quality analysis of field curvature, focus shift, sharpness, flare, distortion, and performance in the field.
Variants RGB,BW available in full article
f9 @ 0.4 sec electronic shutter, ISO 50; 2019-12-11 06:53:16
Phase One IQ4 + Schneider Kreuznach LS 240mm f/4.5 IF + polarizer Zeiss
ENV: Alabama Hills, altitude 4600 ft / 1402 m, 35°F / 1°C
RAW: LACA corrected, pull 0.69 stops, +12 Shadows, USM {10,50,0}, diffraction mitigating sharpening, SmartSharpen{150,1.5,0}

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