öҾش¡ͧԨԷ

෤ԤöҾع ͧá͹ ѹ շҧѹҧ§ѡɳС÷ӧҹͧǡͧͧ ͧԨԷŨբͨӡѴҡҡͧ㹺ҧС ѹ ŢͿ᤺شй¡ Ҩ f/8 f/11 ҹ鹢зͧǹ˭ f/16 f/22 աС˹觤ͧ͡ԨԷдѺ͹ (consumer) ë(prosumer)ǹ˭ѡդǪѵ B ѧ鹡öҾդ͹ҧҡҾ

ѡöҾ

öҾءѡ͹öҾ令 ѺʧѺʧ㹻ҳ§ ͧҡѡشҤӤ׹ѧ Ǫѵ֧դӤѭҡ ԧǺҧ״ͧҾͿѡ 㹡ԴԴѵռŵͨӹǹطлҡҾ ҡҹ ӹǹ ҡҹҹӹǹҡ ҧáնҹҹԹ ҾءЫ͹ѹԴҾ over ͧҡͧҾҡҧ׹ҵ駡ͧդӤѭҧҡ ִͧ躹ҵ駡ͧդç§

͡Ϳ

Ϳ鹡ѺѨ»Сä

1. ҧͧ ١դҧᵡҧѹ طҧҡͧԴ˹ҡͧ᤺Ҿطҧ ҧá㹷ҧԺѵԨԧҡ öҴóҾ١˹ҧҡ͹ 駹ͧѧҡѡѺҧͧطҧѹ оʧ ͹ ⷹ(tone) ´ ѧ§͡Ϳͺѹ֡Ҿշ״ҧբǡҾ ǹ˭ҧ f8-f16

2. ʧͧ CCD ISO speed ҡҵ駤ʧͧͧդҡ 200 400 зͧ˹ҡͧ᤺ŧ ͧҡ noise Դ鹺Ҿ ѧ鹨֧ա§ʧ٧ Фõ駤ҵӷشͧ 蹷 100 50 繵

3 зҧ ҡͧҧҡҡ Դ˹ҡͧҡ鹡 inverse square law ѹѧͧ Ǥҡзҧҡ觡Դʧҧ仨ҡ˹ ҳʧŴŧͧ 蹤ҡҶҾشҧ 100 ô f/11 ҧ͡ ͧ f/8 ͡ѵʻմ ѵ B ҡͧ ҳ 2-8 Թҷ 鹡Ѻ ǧҹ ض١ش¤ҡ͹

෤ԤöҾ

Ѻͧժѵ B þдմ仴 ԴԴ˹ҡͧ͡ѹ֡ʧҡ١١˹ ١ǡѹ ҡͧҾ§١١˹ ѧࡵش繺dzҧ ҡʧͤѹ俾͡ʴ ١ش ҵͧպ֧дɴ͡ͺѹ֡Ҿ ʧ١鹡ͧպԴд Դѵ óչ੾㹷ŷҡ о١ش ѹ ҹ

ҾҹҧҾ§ҹʴ㹻ȭ ѹԧҾҧҾʹ㨹¡ ҾطʧҡҤúҹ͹ СͺҾ Ҿʧ俨ҡ֡ оҹ зҾٹʹҡ觢 ͡ҡѧҷԵ쵡Թҹѡ ͧѧʧ ʹҧ 繡ҧҡҴ Ҫ

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