Commercial Color Offset Printing - a compendium of commercial printing terminology

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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Lacquer

A clear gloss coating applied to printed material for strength, appearance and protection.

Laid Finish

Finish on bond or text paper on which grids of parallel lines simulate the surface of handmade paper. Laid lines are close together and run against the grain; chain lines are farther apart and run with the grain.

Laminate

(1)A thin transparent plastic sheet (coating) applied to usually a thick stock (covers, post cards, etc.) providing protection against liquid and heavy use, and usually accents existing color, providing a glossy (or lens) effect.

Landscape

Artist style in which width is greater than height. (Portrait is opposite.)

Lap Register

Register where ink colors overlap slightly, as compared to butt register.

Laser Bond

Bond paper made especially smooth and dry to run well through laser printers.

Laser Engraving

A paper cutting technique whereby laser technology is utilized to cut away certain unmasked areas of the paper. The cutting is a result of the exposure of the paper to the laser ray, which actually evaporates the paper.

Laser-Imprintable Ink

Ink that will not fade or blister as the paper on which it is printed is used in a laser printer.

Lay Edge

The edge of a sheet of paper feeding into a press.

Lay Flat Bind

Method of perfect binding that allows a publication to lie fully open. (Also known as Lay Flat Perfect Binding.)

Layout

A rendition that shows the placement of all the elements, roughs, thumbnails etc., of the final printed piece before it goes to print.

Leading

Space between lines of type; the distance in points between one baseline and the next.

Leaf

One sheet of paper in a publication. Each side of a leaf is one page.

Leaf Stamping

A metal die, either flat or embossed, created from the image or copy, which is then heated to a specific temperature allows the transfer of a film of pigmented polyester to the paper.

Ledger Paper

Strong, smooth bond paper used for keeping business records. Also called record paper.

Legend

Directions about a specific matter (illustrations) and how to use. In regard to maps and tables, an explanation of signs (symbols) used.

Letter Fold

Two folds creating three panels that allow a sheet of letterhead to fit a business envelope. Also called barrel fold and wrap around fold.

Letter Paper

In North America, 8 1/2' x 11' sheets. In Europe, A4 sheets.

Letterpress

Method of printing from raised surfaces, either metal type or plates whose surfaces have been etched away from image areas. Also called block printing.

Letterspacing

The addition of space between typeset letters.

Lightweight Paper

Book paper with basis weight less than 40# (60 gsm).

Line Copy

Any high-contrast image, including type, as compared to continuous-tone copy. Also called line art and line work.

Linen

A paper that emulates the look and texture of linen cloth.

Linen Finish

Embossed finish on text paper that simulates the pattern of linen cloth.

Lines Per Inch

The number of rows of dots per inch in a halftone.

Logo (Logotype)

A company, partnership or corporate creation (design) that denotes a unique entity. A possible combination of letters and art work to create a "sole" entity symbol of that specific unit.

Loose Proof

Proof of a halftone or color separation that is not assembled with other elements from a page, as compared to composite proof. Also called first proof, random proof, scatter proof and show-color proof.

Looseleaf

Binding method allowing insertion and removal of pages in a publication (e.g., trim-4-drill-3).

Loupe

Magnifying lens built into a small stand. Used to inspect copy, film, proofs, plates and printing. Also called glass and linen tester.

Low Key Photo

Photo whose most important details appear in the shadows.