Glossary

8cm disk

Compact disc with the diameter of 8cm. Approximate capacity of 198 MB which equals to around 21 minutes 44 seconds of play time. It is ideal for promotional purposes.

Artwork

Production foundations for printed materials. For example, films for label printing or high-resolution pdf for label printing and print materials.

Catalogue number

Unique identification code for your product. All components of a product must be labelled with this code to ensure your order is processed correctly.

CD

Compact disc: 12 cm disc for storing optical, digital data which can be read using machines equipped with a laser reading device, e.g. CD players.

CD-Audio (CD-DA)

Compact optical disc with a digitally stored sound –music recordings or a spoken word.

CD-Extra

Format developed by Philips, Sony and Microsoft mainly for interactive music CDs. It is a compact optical disc based on the Blue Book specification – content of the first part of the disc (first session) is compatible with the CD-Audio format, enabling it to be easily played in any player. The second part of the disc (second session) contains data for computers and it is in the mode 2/XA format.

CD-Recordable (CD-R)

Recordable compact disc.

CD-ROM

Compact disc – ReadOnlyMemory. The main features are the option to save data to a compact data carrier, low weight, fast access to data, relatively low price and the possibility of fast replication, reasonable price-performance ratio and an easy manipulation for the end-customer.

CD-RW

Rewritable compact disc which enables to delete and save data in CR-RW-compatible recorders or CD-RW computer drives repeatedly.

CD-Text

CD-Text is a function enabling players to display additional text information, e.g. artist, CD title, names of the tracks, etc. CD-Text can be saved to any compact disc containing audio tracks.

CMYK

Cyan, Magenta, Yellow, Black (basic colours) are the process colours for a 4-colour raster print (colour print; used in both screen printing and offset print).

Disc menu

Main menu of a DVD-Video disc from which tracks are selected. It is also called system menu or track selection menu. Sometimes it is mistakenly called “title menu”, which refers to the menu of a particular title from which audio, subtitles, chapters, etc. can be selected.

DVD

An abbreviation of “DigitalVersatileDisc”. It is a format of digital optical data carrier which can contain audiovisual records or other, e.g. computer data. There are several types of DVD discs: DVD-ROM, DVD-Video, DVD-Audio, DVD-R(R+) (non-playable), DVD-RW(+RW) (deletable and rewritable), DVD-RAM (arbitrarily recordable).

DVD Authoring

Processing of input materials (such as visual, audio, text and data) into an output format compatible with the DVD-Video specification. Input data can include video files compressed to MPEG-2, audio files, e.g. compressed to AC-3, and subtitles as bitmaps. Outcome or output of the authoring process is usually a DLT tape with DDP files writing on a DVD-Video disc or visual files of a DVD-Video disc or a DVD-Video disc directly.

DVD-10

Double-sided, single-layered DVD with the capacity of 9.4 GB

DVD-5

Single-sided, single-layered DVD with the capacity of 4.7 GB

DVD-9

Single-sided, dual-layered DVD with the capacity of 8.5 GB. This format allows for both layers of the disc to be read from one side, using a transparent adhesive, semi-reflective metal layer of the first disc and adjusting the focal point of the recorder to read both layers.

DVD-R

Recordable medium for saving computer data or creating.

DVD-ROM

DVD disc containing a file system according to the DVD specification (e.g., with computer data only), but not containing any data according to the DVD-Video and DVD-Audio specifications.

DVD-Video (DVD-V)

DVD-Video is the standard for saving video recordings to DVD discs. It also supports other functions, such as interactive menu, optional subtitles, takes from several cameras, several audio tracks, surround sound, etc.

Enhanced CD (ECD, E-CD)

The term “Enhanced CD” is used for compact optical discs which combine audio recordings for standard CD players with computer data. They are mostly produced as Multisession CDs, where the content of the first part of the disc (first session) is compatible with the CD-Audio format, meaning that the disc can be played in any player, while the second part (second session) contains computer data in the CD-ROM format.

Glass mastering

Creation of an original carrier for replication tools production. Input data from the master modulate a laser beam which writes on a photosensitive layer deposited on a glass pad.

Master

The word “Master” is used for input data or physical carrier in a format which can be directly used for replication without having to make any changes or adjustments, e.g. CD-Audio disc, DLT-tape with DDP files, NRG or ISO disc images, DVD-Video disc, etc.

Mastering

Transferring data from the input medium supplied by the customer to a glass master disc before the carrier is replicated.

Offset print

Printing technology where print colour is transferred from a press block (using a press cylinder covered in print rubber) onto a disc. Resolution of up to 200 lpi can be used.

Optical medium

Any physical data carrier that can be read by laser.

Pantone Colours (PMS)

Pantone is a production brand which uses a system of colour blending to create a new colour scale. Pantone colours are commonly used for screen printing.

Varnish

Surface print finish of labels or printed materials, e.g. glossy or matt.

White base

White base layer ensuring colour consistency of print on aluminum and non-aluminum surfaces of a disc (outer and inner ring).