TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
BARREL DISTORTION [6 records]
Record 1 - internal organization data 2017-04-26
Record 1, English
Record 1, Subject field(s)
- Photography
- Cinematography
- Optical Instruments
Record 1, Main entry term, English
- fish-eye
1, record 1, English, fish%2Deye
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- fish-eye lens 2, record 1, English, fish%2Deye%20lens
correct
- fish eye lens 3, record 1, English, fish%20eye%20lens
correct
- fisheye lens 3, record 1, English, fisheye%20lens
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
Extreme wide-angle lens covering an angular field of over 140 degrees(typically around 180 degrees but can extend to over 200 degrees with increasing "barrel distortion" towards the edges of the field. 2, record 1, English, - fish%2Deye
Record 1, French
Record 1, Domaine(s)
- Photographie
- Cinématographie
- Instruments d'optique
Record 1, Main entry term, French
- œil-de-poisson
1, record 1, French, %26oelig%3Bil%2Dde%2Dpoisson
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- œil de poisson 2, record 1, French, %26oelig%3Bil%20de%20poisson
correct, masculine noun
- grand-angulaire extrême 3, record 1, French, grand%2Dangulaire%20extr%C3%AAme
masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Terme désignant un objectif à très grand angle (environ 180 degrés) utilisé pour obtenir un champ maximal ou des effets spéciaux. 1, record 1, French, - %26oelig%3Bil%2Dde%2Dpoisson
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2010-06-16
Record 2, English
Record 2, Subject field(s)
- Optics
- Photography
Record 2, Main entry term, English
- lens distortion
1, record 2, English, lens%20distortion
correct, NATO, standardized
Record 2, Abbreviations, English
Record 2, Synonyms, English
- distortion 2, record 2, English, distortion
correct
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
Image displacement caused by lens irregularities and aberrations. 1, record 2, English, - lens%20distortion
Record number: 2, Textual support number: 1 CONT
Distortion is caused because the transverse magnification may be a function of the off-axis image distance. Distortion is classified as positive(so-called piscushion distortion) or negative(so-called barrel distortion). 3, record 2, English, - lens%20distortion
Record number: 2, Textual support number: 1 OBS
lens distortion: term and definition standardized by NATO. 4, record 2, English, - lens%20distortion
Record 2, French
Record 2, Domaine(s)
- Optique
- Photographie
Record 2, Main entry term, French
- distorsion
1, record 2, French, distorsion
correct, feminine noun, NATO, standardized
Record 2, Abbreviations, French
Record 2, Synonyms, French
- distorsion optique 2, record 2, French, distorsion%20optique
correct, feminine noun
- distorsion d'objectif 3, record 2, French, distorsion%20d%27objectif
correct, feminine noun
- distorsion de la lentille 4, record 2, French, distorsion%20de%20la%20lentille
feminine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Déformation de l'image optique due aux aberrations et imperfections d'un système optique. 1, record 2, French, - distorsion
Record number: 2, Textual support number: 2 DEF
Aberration due au fait que les objets situés en dehors de l'axe présentent des agrandissements angulaires qui sont fonction de leur distance de l'axe. 5, record 2, French, - distorsion
Record number: 2, Textual support number: 1 CONT
La distorsion ne compromet pas la netteté, mais la fidélité de l'image : les points les plus périphériques sont trop proches de l'axe optique. Un système exempt de distorsion est dit orthoscopique. 6, record 2, French, - distorsion
Record number: 2, Textual support number: 1 OBS
distorsion : terme et définition normalisés par l'OTAN. 7, record 2, French, - distorsion
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Óptica
- Fotografía
Record 2, Main entry term, Spanish
- distorsión de una lente
1, record 2, Spanish, distorsi%C3%B3n%20de%20una%20lente
correct, feminine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 DEF
Deformación de la imagen óptica causada por las irregularidades o aberraciones de una lente. 1, record 2, Spanish, - distorsi%C3%B3n%20de%20una%20lente
Record 3 - internal organization data 2008-05-23
Record 3, English
Record 3, Subject field(s)
- Television (Radioelectricity)
Record 3, Main entry term, English
- geometric distortion
1, record 3, English, geometric%20distortion
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
A picture fault in which the geometric proportions of forms transmitted are distorted, e. g. trapezium distortions, S distortion, barrel distortion, crescent distortion, pin-cushion distortion. 1, record 3, English, - geometric%20distortion
Record 3, French
Record 3, Domaine(s)
- Télévision (Radioélectricité)
Record 3, Main entry term, French
- distorsion géométrique
1, record 3, French, distorsion%20g%C3%A9om%C3%A9trique
correct, feminine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Défaut d'une image visible dans laquelle des formes géométriques des objets, même immobiles, ne sont pas respectées, par exemple distorsions en trapèze, en S, en barillet, en croissant, en coussin. 1, record 3, French, - distorsion%20g%C3%A9om%C3%A9trique
Record 3, Spanish
Record 3, Campo(s) temático(s)
- Televisión (Radioelectricidad)
Record 3, Main entry term, Spanish
- distorsión geométrica
1, record 3, Spanish, distorsi%C3%B3n%20geom%C3%A9trica
correct, feminine noun
Record 3, Abbreviations, Spanish
Record 3, Synonyms, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 2008-02-25
Record 4, English
Record 4, Subject field(s)
- Optics
- Optical Instruments
- Audiovisual Techniques and Equipment
- Cinematography
Record 4, Main entry term, English
- pincushion distortion
1, record 4, English, pincushion%20distortion
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
- pillow distortion 2, record 4, English, pillow%20distortion
correct
- negative distortion 2, record 4, English, negative%20distortion
correct
- cushion distortion 3, record 4, English, cushion%20distortion
- pin cushion distortion 4, record 4, English, pin%20cushion%20distortion
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
Curvilinear distortion of an optical or electronic image in which horizontal and vertical straight lines appear concave, bowed inwards. 2, record 4, English, - pincushion%20distortion
Record number: 4, Textual support number: 2 DEF
Optical distortion of the image formed by an uncorrected lens. Straight lines parallel to the edge of the field are reproduced as curved lines convex towards the optical axis. 5, record 4, English, - pincushion%20distortion
Record number: 4, Textual support number: 1 OBS
Compare "barrel distortion". 6, record 4, English, - pincushion%20distortion
Record 4, Key term(s)
- pin-cushion distortion
Record 4, French
Record 4, Domaine(s)
- Optique
- Instruments d'optique
- Audiovisuel (techniques et équipement)
- Cinématographie
Record 4, Main entry term, French
- distorsion en coussinet
1, record 4, French, distorsion%20en%20coussinet
correct, feminine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- distorsion en coussin 2, record 4, French, distorsion%20en%20coussin
correct, feminine noun
- distorsion en croissant 3, record 4, French, distorsion%20en%20croissant
correct, feminine noun
- déformation en coussinet 4, record 4, French, d%C3%A9formation%20en%20coussinet
feminine noun
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
Distorsion géométrique telle que les lignes ne passant pas par l'axe optique ou le centre de l'image sont reproduites avec une convexité dirigée vers ce centre et qui croît avec la distance à celui-ci. 2, record 4, French, - distorsion%20en%20coussinet
Record number: 4, Textual support number: 1 CONT
Si l'on photographie une grille formée de barreaux droits égaux et équidistants, l'image doit les restituer parfaitement rectilignes; lorsque les barreaux marginaux sont incurvés vers l'extérieur, la distorsion est dite «en barillet», s'ils sont incurvés vers l'intérieur c'est une distorsion «en coussinet» [...] 5, record 4, French, - distorsion%20en%20coussinet
Record 4, Spanish
Record 4, Campo(s) temático(s)
- Óptica
- Instrumentos ópticos
- Técnicas y equipo audiovisuales
- Cinematografía
Record 4, Main entry term, Spanish
- distorsión en corsé
1, record 4, Spanish, distorsi%C3%B3n%20en%20cors%C3%A9
correct, feminine noun
Record 4, Abbreviations, Spanish
Record 4, Synonyms, Spanish
Record 4, Textual support, Spanish
Record number: 4, Textual support number: 1 CONT
Al diafragmar una lente simple se produce una distorsión que puede manifestarse con dos aspectos diferentes, según la posición del diafragma [...]: si el diafragma se halla frente a la lente, la imagen dada por ésta adolece de distorsión en barrilete y las rectas de la cuadrícula aparecen como curvas con su concavidad hacia el eje óptico; por el contrario, la posición del diafragma detrás de la lente, da una distorsión en corsé [...] 1, record 4, Spanish, - distorsi%C3%B3n%20en%20cors%C3%A9
Record 5 - internal organization data 2008-02-25
Record 5, English
Record 5, Subject field(s)
- Optics
- Optical Instruments
- Television (Radioelectricity)
- Audiovisual Techniques and Equipment
Record 5, Main entry term, English
- barrel distortion
1, record 5, English, barrel%20distortion
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
- barrel-shaped distortion 2, record 5, English, barrel%2Dshaped%20distortion
correct
Record 5, Textual support, English
Record number: 5, Textual support number: 1 DEF
A geometric distortion of a rectangular raster causing its boundaries to appear convex. 3, record 5, English, - barrel%20distortion
Record number: 5, Textual support number: 1 CONT
A lens suffers from barrel distortion when the images of straight lines are curved lines which are concave to the centre of the plate or film. 4, record 5, English, - barrel%20distortion
Record number: 5, Textual support number: 1 OBS
Distinguished from pincushion distortion, positive distorsion. 2, record 5, English, - barrel%20distortion
Record 5, Key term(s)
- positive distorsion
Record 5, French
Record 5, Domaine(s)
- Optique
- Instruments d'optique
- Télévision (Radioélectricité)
- Audiovisuel (techniques et équipement)
Record 5, Main entry term, French
- distorsion en barillet
1, record 5, French, distorsion%20en%20barillet
correct, feminine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
- distorsion en tonneau 2, record 5, French, distorsion%20en%20tonneau
correct, feminine noun
Record 5, Textual support, French
Record number: 5, Textual support number: 1 OBS
Si l'on photographie une grille formée de barreaux droits égaux et équidistants, l'image doit les restituer parfaitement rectilignes; lorsque les barreaux marginaux sont incurvés vers l'extérieur, la distorsion est dite «en barillet», s'ils sont incurvés vers l'intérieur c'est une distorsion «en coussinet» [...] 3, record 5, French, - distorsion%20en%20barillet
Record number: 5, Textual support number: 1 CONT
Suivant la forme que présentent les courbes représentant la distorsion, on distingue la «distorsion en croissant» et la «distorsion en barillet». 4, record 5, French, - distorsion%20en%20barillet
Record 5, Spanish
Record 5, Campo(s) temático(s)
- Óptica
- Instrumentos ópticos
- Televisión (Radioelectricidad)
- Técnicas y equipo audiovisuales
Record 5, Main entry term, Spanish
- distorsión en barrilete
1, record 5, Spanish, distorsi%C3%B3n%20en%20barrilete
correct, feminine noun
Record 5, Abbreviations, Spanish
Record 5, Synonyms, Spanish
Record 5, Textual support, Spanish
Record number: 5, Textual support number: 1 CONT
Al diafragmar una lente simple se produce una distorsión que puede manifestarse con dos aspectos diferentes, según la posición del diafragma [...]: si el diafragma se halla frente a la lente, la imagen dada por ésta adolece de distorsión en barrilete y las rectas de la cuadrícula aparecen como curvas con su concavidad hacia el eje óptico; por el contrario, la posición del diafragma detrás de la lente, da una distorsión en corsé [...] 1, record 5, Spanish, - distorsi%C3%B3n%20en%20barrilete
Record 6 - internal organization data 1991-04-03
Record 6, English
Record 6, Subject field(s)
- Small Arms
Record 6, Main entry term, English
- shot collar
1, record 6, English, shot%20collar
correct, officially approved
Record 6, Abbreviations, English
Record 6, Synonyms, English
Record 6, Textual support, English
Record number: 6, Textual support number: 1 DEF
Plastic or paper insert surrounding the shot charge in a shotshell to reduce distortion of the shot when passing through the barrel. 1, record 6, English, - shot%20collar
Record number: 6, Textual support number: 1 OBS
Term and definition officialized by the Small Arms Terminology Working Group. 2, record 6, English, - shot%20collar
Record 6, French
Record 6, Domaine(s)
- Armes légères
Record 6, Main entry term, French
- cuvette protectrice
1, record 6, French, cuvette%20protectrice
correct, feminine noun, officially approved
Record 6, Abbreviations, French
Record 6, Synonyms, French
Record 6, Textual support, French
Record number: 6, Textual support number: 1 DEF
Chemise de plastique ou de papier entourant la charge de plombs d'une cartouche de fusil de chasse pour réduire la déformation des plombs durant le passage dans le canon. 1, record 6, French, - cuvette%20protectrice
Record number: 6, Textual support number: 1 OBS
Terme et définition uniformisés par le Groupe de travail de terminologie des armes légères. 2, record 6, French, - cuvette%20protectrice
Record 6, Spanish
Record 6, Textual support, Spanish
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