• site home
  • blog home
  • galleries
  • contact
  • underwater
  • the bleeding edge

the last word

Photography meets digital computer technology. Photography wins -- most of the time.

You are here: Home / 2017 / Archives for August 2017

Archives for August 2017

Focus shift Fuji 63/2.8 on GFX 50S, AF to MF mode

August 10, 2017 JimK 5 Comments

This is the 73rd in a series of posts on the Fujifilm GFX-50S. The series starts here.  Someone asked me to do a test of focus shift with the Fuji 63 mm f/2.8 lens on the GFX 50S with the camera in a vertical position, so that gravity was having the greatest possible effect on… [Read More]

GFX 50S, The Last Word

Fuji 110/2 vs 120/4 on GFX 50S

August 10, 2017 JimK 9 Comments

This is the 72nd in a series of posts on the Fujifilm GFX-50S. The series starts here.  I’ve tested the Fuji 110 mm f/2 G lens and the 120 mm f/4 G macro lens on the GFX before. They are both great lenses. I’ve had several requests to test them head-to-head for a distant subject…. [Read More]

GFX 50S, The Last Word

Fujifilm GFX 50S focus stability with FW 1.11

August 8, 2017 JimK Leave a Comment

Fuji came out with a new firmware image for the GFX. I downloaded it. But I had to disable the gateway antivirus in my firewall first, because it didn’t like the Fuji file: [Added 8/10/17: The above is a screen grab of a portion of the log file of my firewall immediately after the download… [Read More]

GFX 50S, The Last Word

Fuji 63/2.8 & 32-64/4 on GFX

August 8, 2017 JimK 7 Comments

This is the sixth post in a series of tests of the Fujifilm 32-64 mm f/4 lens on the Fuji GFX 50S. The test starts here. I’ve been asked to do a head to head of the Fuji 63 mm f/2.8 against the 32-64 mm f/4. Here goes. I used a somewhat different scene since… [Read More]

GFX 50S, The Last Word

Fuji 32-64/4 OOF PSFs

August 7, 2017 JimK Leave a Comment

This is the fifth post in a series of tests of the Fujifilm 32-64 mm f/4 lens on the Fuji GFX 50S. The test starts here. There are two pieces to bokeh. The first is what things look like when they are well out of focus (OOF), and the second is how the transition from… [Read More]

GFX 50S, The Last Word

  • « Previous Page
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • Next Page »
August 2017
S M T W T F S
 12345
6789101112
13141516171819
20212223242526
2728293031  
« Jul   Sep »

Articles

  • About
    • Patents and papers about color
    • Who am I?
  • How to…
    • Backing up photographic images
    • How to change email providers
    • How to shoot slanted edge images for me
  • Lens screening testing
    • Equipment and Software
    • Examples
      • Bad and OK 200-600 at 600
      • Excellent 180-400 zoom
      • Fair 14-30mm zoom
      • Good 100-200 mm MF zoom
      • Good 100-400 zoom
      • Good 100mm lens on P1 P45+
      • Good 120mm MF lens
      • Good 18mm FF lens
      • Good 24-105 mm FF lens
      • Good 24-70 FF zoom
      • Good 35 mm FF lens
      • Good 35-70 MF lens
      • Good 60 mm lens on IQ3-100
      • Good 63 mm MF lens
      • Good 65 mm FF lens
      • Good 85 mm FF lens
      • Good and bad 25mm FF lenses
      • Good zoom at 24 mm
      • Marginal 18mm lens
      • Marginal 35mm FF lens
      • Mildly problematic 55 mm FF lens
      • OK 16-35mm zoom
      • OK 60mm lens on P1 P45+
      • OK Sony 600mm f/4
      • Pretty good 16-35 FF zoom
      • Pretty good 90mm FF lens
      • Problematic 400 mm FF lens
      • Tilted 20 mm f/1.8 FF lens
      • Tilted 30 mm MF lens
      • Tilted 50 mm FF lens
      • Two 15mm FF lenses
    • Found a problem – now what?
    • Goals for this test
    • Minimum target distances
      • MFT
      • APS-C
      • Full frame
      • Small medium format
    • Printable Siemens Star targets
    • Target size on sensor
      • MFT
      • APS-C
      • Full frame
      • Small medium format
    • Test instructions — postproduction
    • Test instructions — reading the images
    • Test instructions – capture
    • Theory of the test
    • What’s wrong with conventional lens screening?
  • Previsualization heresy
  • Privacy Policy
  • Recommended photographic web sites
  • Using in-camera histograms for ETTR
    • Acknowledgments
    • Why ETTR?
    • Normal in-camera histograms
    • Image processing for in-camera histograms
    • Making the in-camera histogram closely represent the raw histogram
    • Shortcuts to UniWB
    • Preparing for monitor-based UniWB
    • A one-step UniWB procedure
    • The math behind the one-step method
    • Iteration using Newton’s Method

Category List

Recent Comments

  • bob lozano on The 16-Bit Fallacy: Why More Isn’t Always Better in Medium Format Cameras
  • JimK on Goldilocks and the three flashes
  • DC Wedding Photographer on Goldilocks and the three flashes
  • Wedding Photographer in DC on The 16-Bit Fallacy: Why More Isn’t Always Better in Medium Format Cameras
  • JimK on Fujifilm GFX 100S II precision
  • Renjie Zhu on Fujifilm GFX 100S II precision
  • JimK on Fuji 20-35/4 landscape field curvature at 23mm vs 23/4 GF
  • Ivo de Man on Fuji 20-35/4 landscape field curvature at 23mm vs 23/4 GF
  • JimK on Fuji 20-35/4 landscape field curvature at 23mm vs 23/4 GF
  • JimK on Fuji 20-35/4 landscape field curvature at 23mm vs 23/4 GF

Archives

Copyright © 2025 · Daily Dish Pro On Genesis Framework · WordPress · Log in

Unless otherwise noted, all images copyright Jim Kasson.