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Tutorials

This is a budding collection of puzzles and stories about specific colors, illustrated with images and data.

Gray Area:
How a Press Works

 

In this compilation of several Usenet postings, Erik Nikkanen discusses the technical issues involved in printing a perfect neutral gray on press. In doing so, he describes in vivid detail some of the mechanical details of how a printing press works.

FREE! Check out a new way to view your profile gamuts precisely and interactively using a specially prepared Lab image!

LabMeter equires PhotoShop 6.0 or later, Macintosh and Windows.

  You've already paid for your Curvemeister updates! - now see how to access them and keep up with the lates bug fixes and new features
"Pinning" Flesh Tones
( written version )

This written tutorial covers the same procedure as the video, in more detail. Curvemeister suggests that you watch the video first, then read this tutorial to fill in the details.

(download the swatches used in this tutorial)

Video
"Pinning" Flesh Tones

(5.9 Megabytes)

Intermediate Level

In this video tutorial, find out how you can use Curvemeister's "Pin to Current" command to select a swatch from a predefined set of swatches, and match a specified point in the image to it.

(download the swatches used in this tutorial)

Video
Inverted S Curve

(6.6 Megabytes)

Intermediate Level

The mysteries of the Inverted S curve are revealed. Use it to simultaneously emphasize dark and light objects.

Video
Shadow, Highlight, and Neutral

(3.3 Megabytes)

Beginning Level

See how to use Curvemeister to set shadow, highlight, and neutral points.

Der Curvemeister introduces a new technique called curve extraction and uses it to repair images taken with the wrong white balance setting.

Video
Mapping Curvemeister to a Function Key

(3.2 Megabytes)

Beginning Level

Here's how to and map a function key to Curvemeister. Because this requires actions, the procedure is not supported for Elements.

Curves for What Ails You

Will curves cure all your ills? Maybe not all of them. Here are a few common problems for which curves are just the ticket.

Misfortunate Images

We all have them: important images that are, um, diamonds in the rough. Here are some examples showing how curves may be used to make an misfortunate image into something you can be proud of.

More images will be added to this tutorial. If you wish to contribute an image, consider joining the Curvemeister discussion group.

CMYK and the Eye

When is a bas relief sculpture like a digital image? Is primate eye anatomy more similar to CMYK than RGB? Der Curvemeister discusses these and more, illustrated with images from Medieval Europe.

RGB to CMYK is OK!

Jump in and try CMYK!

Plot that Profile

Ever wonder what that printer or scanner profile is doing to your colors?
Wonder no more!

Wide Gamut CMYK

A glimpse of CMYK for those who prefer RGB.

Run the Gamut

Photoshop can do a lot. Can it plot a gamut? You betcha!

Lost in Working Space

Why don't my screen colors match what I see in Photoshop?

 


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