Imagery: Auto - Large Table of Contents

EXCERPT page containing first few paragraphs. 2024-03-28 06:50:05
UA_SEARCH_BOT_null @ 54.226.226.30

For full access, subscribe here. Or click title to login.

Panasonic Leica 45mm f/2.8 Macro-Elmarit

Examples: Build Quality — Lens Skew Blur on Left

Olympus OM-D E-M5 with Panasonic 45mm f/2.8 Macro-Elmarit.

Patriarch Grove

A tonal curve was applied here for contrast.

Faint traces of lateral chromatic aberration are visible at left (easily correctable), something of a surprise. And at f/5.6, sharpness is disappointing away from the central 3/4 of the frame.

Examination of the lower left and lower right shows blur on the entire left side, and better sharpness on the right, so this appears to be a lens skew error, and perhaps not inherent to the lens design.

Article continues for subscribers...

Diglloyd Guide to Mirrorless is by yearly subscription. Subscribe now for about 25 cents a day ($90/year).
BEST DEAL: get full access to ALL 8 PUBLICATIONS for only about 75 cents a day!

Diglloyd Guide to Mirrorless offers comprehensive integrated coverage of most APS-C and full frame mirrorless cameras and lenses.

Special emphasis is placed on Sony full-frame, including Sony lenses and the high performance Zeiss Batis and Zeiss Loxia lenses plus Rokinon/Samyang and others. Fujifilm X, Olympus and Panasonic M4/3, Sigma dp Merrill and dp/sd Quattro are also covered in depth. Years in the making, it offers a wealth of material for choosing and using a mirrorless camera.

  • Make better images by learning how to get the best results right away. For example, the best way to set up your Sony camera.
  • Save money by choosing the right lens for your needs the first time, particularly with the numerous lenses available for Sony.
  • Make better images, a sort of “cheat sheet” saving yourself months or years of ad-hoc learning—best practices and how-to and processing parameters are discussed and shown.
  • Jaw-dropping image quality found nowhere else utilizing Retina-grade images up to full camera resolution, plus large crops.
  • Real world examples with insights found nowhere else. Make sharper images just by understanding lens behavior you won’t read about elsewhere.
  • 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.

Want a preview? Click on any page below to see an excerpt as well as extensive blog coverage, for example on Sony.

f/5.6 @ 1/180 sec handheld, ISO 200
Olympus OM-D E-M5 + Panasonic 45mm f/2.8 Macro-Elmarit

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.