Latest or all posts or last 15, 30, 90 or 180 days.
2024-03-19 02:52:49
Designed for the most demanding needs of photographers and videographers.
877-865-7002
Today’s Deal Zone Items... Handpicked deals...
$3399 $2999
SAVE $400

$2997 $2997
SAVE $click

$348 $248
SAVE $100

$999 $699
SAVE $300

$5999 $4399
SAVE $1600

$1049 $879
SAVE $170

$4499 $3499
SAVE $1000

$999 $849
SAVE $150

$999 $799
SAVE $200

$5999 $4399
SAVE $1600

$799 $699
SAVE $100

$1199 $899
SAVE $300

$1099 $899
SAVE $200

$348 $248
SAVE $100

$1602 $998
SAVE $604

$3399 $2999
SAVE $400

$3997 $3697
SAVE $300

$5999 $4399
SAVE $1600

$1397 $997
SAVE $400

Comparing Sony A7R IV to Sony A7R III Resolution on a Siemens Chart

This page sets looks at an idealized target (Siemens chart), which can demonstrate the best possible sharpness unambiguously. It presents findings which are definitive as to the peak potential of both cameras under ideal conditions.

There is a much to be learned here, and from f/2 to f/11 for both cameras:

Shootout of Sony A7R IV vs Sony A7R III: Siemens Chart

Includes images from f/2 through f/11 at up to full camera resolution, shot in pixel shift, single frame with Enhance Details and without.

f4 @ 0.3 sec pixel shift, ISO 100; 2019-09-21 09:03:02
Sony A7R IV + Voigtlander FE Macro APO-Lanthar 65mm f/2 Aspherical @ 97mm equiv (65mm) RAW: LACA corrected, vignetting corrected
PSMS

[low-res image for bot]

View all handpicked deals...

Nikon Z7 II Mirrorless Camera
$2997 $2997
SAVE $click

diglloyd Inc. | FTC Disclosure | PRIVACY POLICY | Trademarks | Terms of Use
Contact | About Lloyd Chambers | Consulting | Photo Tours
RSS Feeds | X.com/diglloyd
Copyright © 2022 diglloyd Inc, all rights reserved.