TERMIUM Plus®

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COPIA HELIOGRAFICA [2 records]

Record 1 2003-05-08

English

Subject field(s)
  • Lithography, Offset Printing and Collotype
  • Intaglio Printing
DEF

A same-size copy made from paper impregnated with iron-salt compounds taken from a translucent original; often used for showing proofs from offset negatives prior to making offset plates. The resulting print is blue except where shielded by ink on the original.

OBS

The blueprint replaced the traditional press proof as a means of checking layout and imposition where photographic systems are used in the composition and preparatory stages of production.

French

Domaine(s)
  • Lithographie, offset et phototypie
  • Impression en creux (héliogravure)
DEF

Épreuve positive obtenue sur papier au ferrocyanure d'après le négatif d'un document. Sert à la confection des maquettes de mise en page des travaux qui s'imprimeront en hélio ou en offset.

OBS

Le terme «ferroprussiate» est un synonyme ancien de «ferrocyanure».

Spanish

Campo(s) temático(s)
  • Litografía, offset y fototipia
  • Impresión intaglio
Save record 1

Record 2 1999-09-14

English

Subject field(s)
  • Photography
  • Computer Graphics
DEF

A photographic reproduction, as of architectural plans or technical drawings, rendered as white lines on a blue background.

Key term(s)
  • heliography

French

Domaine(s)
  • Photographie
  • Infographie
CONT

Le matériel pour cyanotypie contient un sel de fer photosensible, qui, après exposition du matériel à la lumière sous un négatif et après traitement au ferricyanure de potassium, aboutit à une image bleue (bleu de Prusse). (...)

Key term(s)
  • héliographie

Spanish

Campo(s) temático(s)
  • Fotografía
  • Gráficos de computadora
Save record 2

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