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Depth of Field

Controlling the zone of sharp detail..

Nikon Z7 Image Quality

Image quality..

ALLVIEW—Any Lens Live View Camera

Eliminating the camera body barrier— any kind of lens with Live View EVF and LCD.

Ricoh GR

Razor sharp 28mm lens on APS-C sensor and outstanding usability and features..

Olympus M.Zuiko Digital ED 300mm f/4 IS PRO

Super telephoto with superb bokeh and color correction..

Panasonic Leica DG Vario-Elmarit 8-18mm f/2.8-4 ASPH

Compact wide angle equivalent to 16-36mm..

Comparisons across format.

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

Fujifilm XF 23mm f/1.4 R

Compact moderate wide angle..

Metabones SpeedBooster for Sony NEX

Use DSLR lenses at ~native focal length, and gain a stop of speed..

Zeiss Loxia 25mm f/2.4 Distagon

Outstanding wide angle, superb performer..

Zeiss Touit 12mm f/2.8 Distagon

Ultra wide angle lens for Sony NEX or Fujifilm X..

Zeiss Touit 32mm f/1.8 Planar

Normal lens for Sony NEX or Fujifilm X..

Sigma DP1 Merrill

28mm f/2.8 equivalent lens on APS-C sensor..

Leica M Typ 240 Compared To APS-C Cameras

Relative sharpness and performance vs APS-C cameras..

Leica Q (Typ 116)

24-megapixel fixed lens compact full-frame..

Leica 16-18-21mm f/4 Tri-Elmar-M ASPH

Leica’s ultra wide angle zoom lens..

Leica 90mm f/2 APO-Summicron-R ASPH

Compact lens for portraiture or similar..

ALLVIEW Cameras

ARCHIVAL MATERIAL. Terrific backup bodies or even primary body for M-mount lenses..

ALLVIEW— Any Lens Live View Camera

ARCHIVAL MATERIAL. Eliminating the camera body barrier— any kind of lens with Live View EVF and LCD, and especially Leica M-mount.
HISTORICAL, please see Guide to Mirrorless..


Blog posts, reverse chronological

2019

2019-03-07 Leica Q2 Announced, a Few Comments

2018

2018-09-26 Sigma Full-Frame Foveon-Sensor Camera with L-Mount

2017

2017-01-20 Fujifilm GFX 50s Crop Factor for HC Lenses

2016

2016-05-13 Voigtlander 10mm f/5.6 for Sony E: Maxed-Out Field of View, Rectilinear Design

2015

2015-05-13 Perspective, Telephoto Compression

2015-02-09 Sigma Announces dp0 Quattro with 21mm (equiv) Field of View

2014

2014-11-21 An Interview with Ming Thein on His High-Definition Ultraprint

2014-03-26 Leica 16-18-21mm f/4 Tri-Elmar-M ASPH: Field of View, Distortion, MTF

2014-01-07 Panasonic Leica DG Nocticron 42.5mm f/1.2 ASPH for Micro Four Thirds (Panasonic, Olympus)

2013

2013-12-04 Sigma SD1 Merrill with Foveon Sensor: Easy Conversion to Infrared

2013-09-14 SHOOTOUT: Leica X Vario vs Ricoh GR (Brick Building)

2013-09-13 SHOOTOUT: Leica X Vario vs Sigma DP3 Merrill (Green Machine, Frontal View)

2013-09-10 SHOOTOUT: Leica X Vario vs Sigma DP3 Merrill (Moots Ride to Green Machine)

2013-07-21 Sigma Foveon X3 True-Color Sensor vs Bayer Matrix RGGB Sensor

2013-07-20 Sigma Photo Pro Software for Sigma DP Merrill Cameras: Caution before Considering DP Merrill

2013-01-14 Metabones Speed Booster — Comments from the Designer

2011

2011-06-26 Sigma DP2x “14 megapixel” Point and Shoot with Foveon X3 True-Color Sensor

2009

2009-08-22 Sigma DP-2 with Foveon X3 sensor review

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