英语词汇“pre-flash”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

pre-flash n.

Brit.

/ˈpriːflaʃ/

U.S.

/ˈpriˌflæʃ/

(in flash photography) an initial flash emitted by a camera which causes the subject's pupils to contract, and thereby reduces the possibility of the main flash causing red-eye.

ΚΠ

1985 Petersen's Photographic (Nexis) Nov. 77 P11 8-1/2 would indicate a preflash at 11 inches and a normal exposure at 8-1/2 inches.

1991 Pract. Photogr. Jan. 9/2 (advt.) The flash emits a series of soft, pulsing pre-flashes causing the pupils of your subjects' eyes to contract. So when the flash fires, red-eye virtually disappears.

2001 Daily Tel. 20 Nov. 30/4 A lot of models nowadays have a red eye reduction mode. This is usually a bright light or weak ‘pre-flash’ before the main flash that reduces the size of the subject's pupils.

单词	pre-flash
释义	> as lemmas pre-flash pre-flash n. Brit. /ˈpriːflaʃ/ , U.S. /ˈpriˌflæʃ/ (in flash photography) an initial flash emitted by a camera which causes the subject's pupils to contract, and thereby reduces the possibility of the main flash causing red-eye. ΚΠ 1985 Petersen's Photographic (Nexis) Nov. 77 P11 8-1/2 would indicate a preflash at 11 inches and a normal exposure at 8-1/2 inches. 1991 Pract. Photogr. Jan. 9/2 (advt.) The flash emits a series of soft, pulsing pre-flashes causing the pupils of your subjects' eyes to contract. So when the flash fires, red-eye virtually disappears. 2001 Daily Tel. 20 Nov. 30/4 A lot of models nowadays have a red eye reduction mode. This is usually a bright light or weak ‘pre-flash’ before the main flash that reduces the size of the subject's pupils. extracted from pre-prefix < as lemmas
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> as lemmas