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View all 11 related blog posts...

2023-04-23 Crosshatching Pattern Noise in Adobe Camera Raw AI Denoise Seems to be Fixed, Plus Base ISO in Low Light

2022-12-15 Sony A7R V Pixel Shift with Motion Correction a Medium Format Killer?

2020-06-13 Abandoning Adobe Camera Raw Enhance Details—Crosshatching Pattern Noise

2019-10-26 Caution on Using Adobe Camera Raw Enhance Details for Frame Averaging: Grid / Checkerboarding Pattern Permeates the Image

2019-10-23 Adobe Camera Raw Enhance Details Produces Striping Pattern Noise on Nikon D850, Other Cameras

2019-09-16 Sony A7R IV Image Quality: Crosshatching Pattern Noise with Adobe Camera Raw Enhance Details

2019-07-27 Fujifilm GFX Image Quality: Crosshatching Pattern Noise with Adobe Camera Raw Enhance Details

2019-07-19 Sony A7R IV: Serious Doubts About Viability of Sony 16-Shot High-Res Mode for Field Use

2018-01-28 Sony A7R III Pixel Shift: Examples of Checkerboarding Defects and a Puzzling (and Disturbing) Finding About Pixel Shift

2016-05-12 Pentax K1: Super Resolution Pixel Shift Mode at Night (30 sec X 4) — Artifacting Analyzed

2016-02-23 Pentax K3 II in SuperResolution Pixel Shift Mode: Checkerboard Effect

Nikon D800 Monochrome Conversion by MaxMax.com

D800 with the RGB Bayer matrix removed for a true monochrome sensor..

  1. Raw Conversion: Demosaicing and Checkerboarding

Pentax K-1 Mark II

Verions 2 — 36-megapixel full-frame DSLR with SuperRes Pixel Shift Mode..

  1. Examples: Checkerboarding Issues with Pixel Shift

Pentax K-1

36-megapixel full-frame DSLR with SuperRes Pixel Shift Mode..

  1. SuperRes Pixel Shift Mode Examples: Subject Motion
  2. SuperRes Pixel Shift: Arcade Night View @ 30 Seconds, Motion Correction Off
  3. SuperRes Pixel Shift: Arcade Night View @ 30 Seconds, Motion Correction with Pentax Digital Camera Utility

Pentax HD FA 50mm f/1.4 SDM AW

All-new high performance design..

  1. Examples: Laws Railroad Museum
  2. Aperture Series: Tractors

Pentax smc Pentax-D FA 100mm f/2.8 WR Macro

Macro lens focusing to life size 1:1..

  1. Aperture Series: Map of the World (Pentax K-1 SuperRes + StdRes)

Pentax K-3 II (APS-C)

24-megapixel APS-C DSLR with SuperResolution true-color..

  1. SuperResolution: Checkerboard Effect

Pentax K-3 (APS-C)

23-megapixel APS-C DSLR with an unusual feature set..

  1. K3 Raw Maze Pattern Noise

Fujifilm GFX100S

100 megapixels in a body the size of a 35mm DSLR!.

  1. Fujifilm GFX100S: Multi-Shot High-Res Mode Examined Critically (Deck and Roof)

Fujifilm GFX100 Image Quality

Aspects of image quality..

  1. Fujifilm GFX100: Dark Frame Pattern Noise
  2. Fujifilm GFX100: Crosshatching Artifacts using Adobe Camera Raw Enhance Details

Sony Alpha A7R IV

4th Generation standard-setting camera..

  1. Multiple Exposure Frame Averaging for Ultra Low Noise, Improved Tonality
  2. Using Pixel Shift to Capture 4 Frames for Frame Averaging

Sony Alpha A7R III

Attention to details: a solid upgrade over the A7R II..

  1. Pixel Shift: Checkerboarding Examples
  2. Pixel Shift: Aspen at Dusk
  3. Pixel Shift Examples, Good and Bad Processed from DNG in Adobe Camera Raw

Voigtlander FE 65mm f/2 Macro APO-Lanthar Aspherical

Ultra high grade macro all-arounder..

  1. Pixel Shift: Aspen at Dusk

Sony FE 24-105mm f/4 G OSS

Wide angle to telephoto zoom with optical stabilization..

  1. Distortion Correction @ 105mm: Loss of Sharpness and Micro Contrast (Pixel Shift)
  2. Shootout @ 35mm: Sony 24-105/4G OSS vs Zeiss Loxia 35mm f/2 (Mosaic)

Comparisons across format.

Can smaller sensor cameras compete with larger ones on any basis?.

  1. Bayer Matrix RGGB vs Foveon X3: (Sigma DP1 Merrill vs Ricoh GR, Green House Rear)

Blog posts, reverse chronological

2023

2023-04-23 Crosshatching Pattern Noise in Adobe Camera Raw AI Denoise Seems to be Fixed, Plus Base ISO in Low Light

2022

2022-12-15 Sony A7R V Pixel Shift with Motion Correction a Medium Format Killer?

2020

2020-06-13 Abandoning Adobe Camera Raw Enhance Details—Crosshatching Pattern Noise

2019

2019-10-26 Caution on Using Adobe Camera Raw Enhance Details for Frame Averaging: Grid / Checkerboarding Pattern Permeates the Image

2019-10-23 Adobe Camera Raw Enhance Details Produces Striping Pattern Noise on Nikon D850, Other Cameras

2019-09-16 Sony A7R IV Image Quality: Crosshatching Pattern Noise with Adobe Camera Raw Enhance Details

2019-07-27 Fujifilm GFX Image Quality: Crosshatching Pattern Noise with Adobe Camera Raw Enhance Details

2019-07-19 Sony A7R IV: Serious Doubts About Viability of Sony 16-Shot High-Res Mode for Field Use

2018

2018-01-28 Sony A7R III Pixel Shift: Examples of Checkerboarding Defects and a Puzzling (and Disturbing) Finding About Pixel Shift

2016

2016-05-12 Pentax K1: Super Resolution Pixel Shift Mode at Night (30 sec X 4) — Artifacting Analyzed

2016-02-23 Pentax K3 II in SuperResolution Pixel Shift Mode: Checkerboard Effect

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