This is a brief excerpt from PhotoFocus
By Rich Harrington — Follow Rich on Twitter
At the bottom of the Camera Raw window is an often overlooked bit of text. Look closely and you’ll see some blue hyperlinked text that declares the color space, bit depth, and resolution settings for the image. Click this bit of text to open up the Workflow Options dialog box and take control of how the image will be opened into Photoshop.
Space. Adobe RGB (1998) is the most common choice, but many are using ProPhoto RGB for its broader gamut which can recreate more natural color.
Depth. Always work in 16-bit mode in Photoshop for as long as possible! Do the math. An 8-bit image offers 256 possible values per pixel. 16-bit images offer 24 million values per pixel. In other words, you start with more information in 16-bit mode and that ensures smoother prints. This reduces banding, and allows multiple edits without quality loss.
Size. Is your camera’s native size not quite right for your needs? Click the size pop-up to change the megapixel count when opening. You can even upsample in Adobe Camera Raw mode. Just select the next larger pair of values in the Size pop- up menu; the first …
By: Richard Harrington