Definitions: R-Z
Rag
As it refers to paper, rag generally means the material is made in whole or part from cotton or linen rags, which is more durable than paper made from wood or other fiber so is…
Rand McNally Wall Map
Customview from Rand McNally is what resembles a large laminated page from The Thomas Guide. Printing is based on a provided center point. Please order directly from their Web…
Rasterize
Rasterization is the process of converting resolution-independent PostScript outlines or vector graphics data into fixed-resolution pixels. Printers may need to rasterize files to…
RAW
Camera raw image files contain minimally processed data from a digital image sensor. There are perhaps hundreds of competing raw image formats. Frequently, updated plugins are…
RC Paper
Resin-coated paper has an origin in traditional photography darkrooms. In the digital era, special coatings allow ink to adhere to the surface -- dye inks better than pigment. All…
Repositionable
Some adhesive-back or static-cling products have excellent repositionable properties. If you have ever attempted to remove tape from a window or a decal from an automobile bumper…
Resolution
Depending on the context, resolution has many definitions. As it relates to digital photographs, resolution is the amount of pixels within the image. Terms such as high-resolution…
RGB
RGB is a subtractive color space made up of red, blue and green respectively. Together they form white. By subtracting intensity, a wide range of hues are visible. The…
Rich Black
Rich black, used in offset printing, is a combination of black ink overprinting tints of one or more CMY colors in order to improve density of bold headlines or black backgrounds.…
Scaling
If you are working at any size other than 100 percent, which is full-size, make certain the output percentage is indicated on the work order. If for some reason you don't have a…
Scrim
Scrim is a mesh material added to the back of synthetic banners as a reinforcement for outdoor use without tearing. Generally the texture is most apparent from the back…
Solvent Inks
Special Order
Items for purchase on the Reactive Imaging website labeled Special Order have one or more components stored off-site. Sometimes this is to assure shelf-life guarantees. Depending…
Spectrophotometer
A spectrophotometer is a photometer (a device for measuring light intensity) that can measure intensity as a function of the color, or more specifically, the wavelength of light.…
Stochastic Screening
StuffIt
Allume System StuffIt and StuffIt Deluxe were one-time de-facto archiving and compression utilities on the Mac platform. Primary reasons are that hard drives were expensive and a…
Substrate
In the context of printing, substrate (or media) refers to the base material that is printed upon. The term "paper" not used for general categories when fabrics and synthetic…
TIFF
TIFF (Tagged Image File Format) is a pixel-based (bitmap) digital image file format and trademark of Adobe Systems, Inc. Among professional artists, photographers, and printers,…
UV (ultraviolet)
UV light is found in sunlight and is emitted by electric arcs and specialized lights such as black lights. As an ionizing radiation, it can cause chemical reactions, and causes…
Vector Graphics
Vector graphics employ geometrical primitives such as points, lines, curves, and polygons, which are all based upon mathematical equations to represent images in computer…
Whatever-Resistant
A water-resistant prints refers to output that is not substantially altered after exposure to moisture; even if the color appears to darken, it returns to normal when dried. …
Zip (file format)
The ZIP file format is a data compression and archive format. A ZIP file contains one or more files that have been compressed to reduce file size. ZIP files generally use the file…