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Monochrome Overview


Examples and How They Were Made

Examples of how images were made...


Start here!.

Image Rendition

Visible spectrum, cameras, color space, infrared vs. color & examples..

Cameras and Examples

Infrared camera choices with examples.

Shooting Considerations

All about shooting in infrared..

Image Quality Issues

Unique challenges of digital infrared..


What to do after you shoot..

Wrap-up and Summary

Conclusions and where to find products and additional information..

Photoshop Javascripts and Actions

Scripts you can run to assess and create infrared images..

Canon Lenses vs Infrared

How Canon lenses perform for infrared use..

Nikon Lenses vs Infrared

How Nikon-compatible lenses perform for infrared use..

Sigma SD1 Merrill

Sigma/Foveon true-color sensor in a DSLR body..

Canon 14mm f/2.8L II

In-depth review of the Canon EF 14mm f/2.8L II including flare, distortion, field curvature, resolution charts, numerous field examples and comparison to the Nikon 14-24mm f/2.8G. The Canon EF 14/2.8L II is a superb lens, but with some peculiarities which may enhance or degrade its appeal for different uses. The review is as much a “user guide” as a review; even if you use this lens it’s well worth your time to read this review..

Canon TS-E 17/4L

Ultra wide angle tilt shift with tremendous versatility.

Canon TS-E 24/3.5L II

Canon TS-E 24mm f/3.5L II.

Stimulating your photographic creativity

Approaches to making fresh new images..

Canon 100mm f/2.8L Macro IS

Canon 100mm f/2.8L Macro IS .

Coastal Optics 60mm f/4 UV-VIS-IR APO Macro

A superlative multi-spectral lens with perfect color correction..

Digital Sensor Technology

Digital capture technology is discrete, and not the same as film..

Longitudinal Chromatic Aberration

Understanding Longitudinal (Axial) chromatic aberration (LOCA)..

Mamiya DL28 medium format 28 megapixel system

The Mamiya DL28 offers the Mamiya 645 AFD III, the new Sekor AF 80mm f/2.8D lens and the Leaf Aptus-II 6 digital back. Image quality is outstanding and the DL28 should definitely be considered by anyone looking into medium format..

Leica S2 37.5 Megapixel Medium Format DSLR

How does Leica’s medium format entry measure up in ergonomics, image quality, etc?.

Optical Performance

Sharpness and rendering..

18mm f/3.5 Distagon

A brilliant, but also colorful character..

ZF.2/ZE 21mm f/2.8 Distagon

Brilliant imaging, even wide open, but with a few quirks. (Review in progress) .

25mm f/2.8 Distagon

A gem with unusual close-focus..


Summary and wrap-up..

Subscription and Accounts at

About subscriber accounts at


Filter know-how and spectral transmission..

Travel and Places

Out of the way places and wonders..

Recommended for Health

Stuff that tastes good and is good for you..

Misc Reviews

Miscellaneous reviews..

Software issues.

[ARCHIVE] Software and related for photographers..

Ask Lloyd Chambers

Questions and answers on photography and computers and more..

Photo Tips

Photography Hints and Tips..

Grab Bag

Various articles..

Coastal Optics 60mm f/4 UV-VIS-IR APO Macro

A reference lens for color correction..


Beyond deep red, seeing the invisible..

Infrared Cameras Compared

Infrared Cameras Compared: Fuji S3 Pro UVIR, Nikon D70-IR, Canon EOS 5D-IR ..

Blog posts, reverse chronological


2021-09-11 Infrared Leakage to 850nm with Leica SL2?

2021-09-04 Reader Comment: Fujifilm GFX50S II for Monochrome Conversion and Infrared as Companion Camera to Fujifilm GFX100S?

2021-02-12 Reader Comment: Black and White Photography “samples you have are some of the best I have seen” + How to Process

2021-01-24 Leica 24mm f/3.8 Elmar-M ASPH Aperture Series: View Over Alabama Hills Boulders to Mt Whitney Range (Leica M10 Monochrom)

2021-01-22 Leica 50mm f/2 APO-Summicron-M ASPH Aperture Series: View Over Alabama Hills to Lone Pine Peak and Mt Whitney (Leica M10 Monochrom)


2020-12-15 Leica M10 Monochrom is Also an Infrared Camera

2020-12-11 Fujifilm Takes Unassailable Leadership of the Medium Format Market: Fujifilm GFX100 with Pixel Shift and Fujifilm GFX100 IR (infrared)


2018-06-15 Death Valley Eureka Dunes in Infrared

2018-04-20 Pondering Shooting Infrared Again: Infrared Shoot at Eureka Dunes, Death Valley National Park


2015-10-27 Spectral Transmission of Digital Sensors

2015-06-11 Leica M Monochrom Typ 246 as an Infrared Camera

2015-02-09 Nikon D810a ('a' for Astrophotography)


2014-02-15 Readers Comment on the Sony A7 / A7R


2013-12-14 Sigma SD1 Merrill, Sigma 18-35mm f/1.8 DC HSM Zoom, Infrared

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

2013-05-08 Nikon D800 Infrared: 715nm vs 830nm Filtration

2013-05-07 Nikon D800 Infrared First Look with Zeiss 25mm f/2.8 IR-Distagon

2013-05-07 Nikon D800 Infrared Examples with Zeiss 15mm f/2.8 Distagon

2013-05-07 Nikon D800 Infrared Examples

2013-05-06 Nikon D800 Infrared Camera from, 715nm Cutoff

2013-04-15 Coastal Optics 60mm f/4 UV-VIS-IR APO-Macro on Leica M Typ 240 / M240 [using Novoflex Nikon to M Adapter]


2012-05-29 Reader Comments: Lens Choices, Infrared, Downsampling

2012-05-05 Nikon D800 and Infrared

2012-04-25 RAW vs JPEG on the Fuji X-Pro1 from f/1.4 through f/16

2012-02-10 Gear For Sale — Canon and Nikon, Schneider, Infrared

2012-01-23 Gear For Sale — Canon and Nikon, Infrared


2011-03-21 Digital Infrared Presentation Tonight in San Jose, CA

2011-02-25 Death Valley Survivor


2010-11-07 Leica M9 purple gray (infrared?)

2010-10-29 Speaking at FotoClave 2010

2010-10-15 FotoClave 2010 in San Jose, CA October 29-31

2010-09-27 FotoClave 1010 in San Jose, CA October 29-31

2010-06-06 Zeiss 50mm f/1.4 IR-Planar and 85mm f/1.4 IR-Planar

2010-06-03 Canon 5D Mark II infrared

2010-05-26 Canon 5D Mark II going in for infrared conversion

2010-05-01 Digital Infrared Class— Saturday May 1 at Keeble & Shuchat in Palo Alto, CA

2010-04-30 Digital Infrared Class— Saturday May 1 at Keeble & Shuchat in Palo Alto, CA

2010-03-16 Digital Infrared Class—May 1st at Keeble & Shuchat


2009-11-11 Canon EF 100mm f/2.8L IS macro in infrared

2009-09-12 Canon TS-E 17/4L and 24/3.5L II in infrared

2009-09-10 Canon 5D-IR with Canon 17/4L in infrared

2009-06-03 Infrared in Yosemite, Stitched

2009-03-23 Nikon D700-IR with Zeiss ZF 25/2.8 IR Distagon

2009-03-01 Canon PowerShot G9 infrared for sale


2008-06-14 Digital Infrared — Making Images

2008-05-13 Nikon 8mm fisheye in infrared

2008-04-11 Digital infrared video (mountain biking)

2008-04-07 Canon G9 infrared

2008-04-02 Infrared camera conversions

2008-03-31 Multispectral photography

2008-03-20 Canon Powershot G9 infrared

2008-03-12 Digital infrared

2008-01-18 Coastal Optics 60mm f/4 UV/VIS/IR APO macro (more)

2008-01-16 Coastal Optics 60mm f/4 UV/VIS/IR APO macro

2008-01-10 Leica M8—infrared imagery

2008-01-01 Leica M8 for infrared


2007-11-28 Leica M8 in infrared — first impressions

2007-11-08 Nikon D3 comments

2007-11-08 Coastal Optics UV-VISIBLE-IR 60mm f/4 APO Macro

2007-11-06 Fuji F50 infrared

2007-10-21 Zeiss ZF prototype lenses for infrared

2007-10-14 Back from Yosemite

2007-09-22 Digital infrared class September 27 in Palo Alto, CA

2007-09-08 Digital infrared class coming September 27

2007-08-27 Digital infrared introductory class September 27

2007-08-25 Digital infrared queries

2007-08-16 More thoughts on 22-megapixel Mamiya ZD

2007-07-23 Digital infrared introductory class

2007-07-21 diglloyd Guide to Digital Infrared NOW AVAILABLE

2007-07-20 diglloyd Guide to Digital Infrared

2007-07-20 ASMP Nor Cal infrared article

2007-07-08 Zeiss 100mm f/2 Makro-Planar — best of the best

2007-07-06 White Mountains in infrared

2007-05-19 Infrared and backfocus

2007-05-15 Why “all shit” isn’t so all the time, shoot!

2007-05-08 Guide to Digital Infrared

2007-02-17 Canon 300mm f/2.8L IS in infrared

2007-01-15 Are your sunglasses protecting your eyes? Sunglasses vs Infrared and Ultraviolet Light


2006-11-13 Leica posts sample image

2006-11-11 New article: Infrared Contamination

2006-11-08 Leica M8 infrared problems

2006-11-07 Infrared false color

2006-10-31 Waxing autumn in Yosemite

2006-10-23 Infrared and color (again)

2006-10-21 Infrared and selective color

2006-10-17 Digital Infrared class next week

2006-09-29 Zeiss ZF lens line expanded

2006-09-05 Golden Gate Bridge Construction Infrared

2006-09-01 Infrared Comparison Coming Soon

2006-08-27 Digital Infrared article updated

2006-08-27 Digital Infrared Class—October 25 at Keeble & Shucat

2006-08-18 No 85mm/f1.2L double image in out-of-focus background when shooting infrared

2006-08-10 My Introduction to Digital Infrared shooting class

2006-08-09 The Fujifilm S3 Pro UVIR camera

2006-07-24 Infrared backfocus

2006-07-22 Infrared flare with the 85/f1.2L II USM

2006-07-20 More on infrared hot spots

2006-07-19 Infrared “hot spots”

2006-07-14 Canon 35mm/f1.4L in infrared

2006-07-14 Canon 135mm/f2L in infrared

2006-07-13 Optical misalignment with the Canon EOS 24-70/f2.8L

2006-07-09 Infrared article updated

2006-07-08 Interested in infrared photography?

2006-06-26 Canon EOS 5D converted for pure infrared use

2006-06-16 Digital Infrared

2006-01-07 Infrared with the human body

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