tripackn.

/ˈtrʌɪpak/

Forms: Also tri-pack, †-pak.

Etymology: < tri- comb. form + pack n.¹

Photography.

A set of three superimposed plates or films with different colour sensitivities and kept in contact, so that three separation negatives can be obtained at one exposure; also ( integral tripack), a film having three such emulsions on the one base.

ΘΚΠ

society > leisure > the arts > visual arts > photography > plates and films > [noun] > set of

tripack1911

bi-pack1924

society > leisure > the arts > visual arts > photography > plates and films > [noun] > film > types of film

film negative1871

roll1889

roll film1895

reversal film1929

colour film1930

lenticular film1934

pan1940

test strip1940

flat film1950

integral tripack1953

lith1955

overhead transparency1966

1911 Brit. Jrnl. Photogr. 3 Mar. (Suppl.) 19 (heading) The Ives Tripak system of colour photography.

1924 Brit. Jrnl. Photogr. Sept. (Suppl.) 36/1 It is fundamentally impossible to obtain satisfactory results by the tri-pack system.

1931 F. R. Newens Technique Colour Photogr. iii. 25 Although it is possible to produce the three-colour separation negatives by a single exposure, either in a one-exposure tricolour camera, or by means of a film tri-pack.., neither method is at present readily available.

1953 C. Wallace Photographer's Pocket-bk. 112 In modern colour materials the colours are achieved by building up on a suitable base..an ‘integral tri-pack’ of three separate emulsions.

1957 R. W. G. Hunt Reprod. Colour v. 47 (caption) Sensitization of the layers in Kodachrome, Ektachrome, Kodacolor and other similar integral tripacks.

1973 D. A. Spencer Focal Dict. Photogr. Technol. 606 The coloured positive images may be produced..in-situ by using integral tripack material.

This entry has not yet been fully updated (first published 1986; most recently modified version published online December 2020).

单词	tripack
释义	tripackn. /ˈtrʌɪpak/ Forms: Also tri-pack, †-pak. Etymology: < tri- comb. form + pack n.¹ Photography. A set of three superimposed plates or films with different colour sensitivities and kept in contact, so that three separation negatives can be obtained at one exposure; also ( integral tripack), a film having three such emulsions on the one base. ΘΚΠ society > leisure > the arts > visual arts > photography > plates and films > [noun] > set of tripack1911 bi-pack1924 society > leisure > the arts > visual arts > photography > plates and films > [noun] > film > types of film film negative1871 roll1889 roll film1895 reversal film1929 colour film1930 lenticular film1934 pan1940 test strip1940 flat film1950 integral tripack1953 lith1955 overhead transparency1966 1911 Brit. Jrnl. Photogr. 3 Mar. (Suppl.) 19 (heading) The Ives Tripak system of colour photography. 1924 Brit. Jrnl. Photogr. Sept. (Suppl.) 36/1 It is fundamentally impossible to obtain satisfactory results by the tri-pack system. 1931 F. R. Newens Technique Colour Photogr. iii. 25 Although it is possible to produce the three-colour separation negatives by a single exposure, either in a one-exposure tricolour camera, or by means of a film tri-pack.., neither method is at present readily available. 1953 C. Wallace Photographer's Pocket-bk. 112 In modern colour materials the colours are achieved by building up on a suitable base..an ‘integral tri-pack’ of three separate emulsions. 1957 R. W. G. Hunt Reprod. Colour v. 47 (caption) Sensitization of the layers in Kodachrome, Ektachrome, Kodacolor and other similar integral tripacks. 1973 D. A. Spencer Focal Dict. Photogr. Technol. 606 The coloured positive images may be produced..in-situ by using integral tripack material. This entry has not yet been fully updated (first published 1986; most recently modified version published online December 2020). < n.1911
随便看	phloretic ether phloretin phlorhizinize phloridzinize phloridzite phlorizein phlorizin phlorizination phlorizinization phlorizinize phlorizinized phloro phloro- phloroglucic phloroglucic anhydride phloroglucide phloroglucin phloroglucinol phloroglucol phlorol phlorone phlox phlox bed phlox family phlox worm