挮߿
ȳ挮慹˔Ȉ߫ տ慹˷ߓՈ˵˳ ˳ߧϪՆߠ˫˅˅ȿ楍߳ߧϪՆȳߧϪՆȳ ߧϪՆ˫˫ߢ աȿ漋ȼ ˳լߔ ˓挮˳ 擼ȳՔˡȼ 4
1. Ȳ (tone reproduction)
˫˿殭ՆȫȲ (tone) ˫ՠ˫˳ (high light) ˫Ȳ (mid-tone) ˫߳ (shadow) 慹˥挮⫬⫧չߠߵ˳ ߠ˫ Փ˫߳˧ˠչլ˓߳߿ (˿ (a) ߷) ˫˳ߧչ ˧ ˼ߓ (c) ˳ȳ˷ȳ߷ˠչ (b) 慹չߠ˫ լ˳ߔ߿ճˮߡȲߠ˫ ˧չ˥ȓૼ߿ 楋߰೫ⷰ攑 (high key) 撉 (low key) ˫慹ˡȲߧտ慹˔Ȉߡլ˳ ˔∋ߡ (over) լ (under) ˳ȳ߿慹˔ȡ
(a)(b)(c)
2. (color reproduction)
慹˥հߡȲ߷ȫ ˳ ˧Ȭߡլ˓˫߅ˬա ߮挮 ߮ (memory color) ༠߅ѳ 켵 慹ߔ߮ 漋ȼȬ 漋ȼլ լߔ߮߷߰ˬ ȼ߰ߢȼ⠋լߡ
ߧȬߠ ߷˰ϡ淠 ȳϡ˔ˡ
Ջ撥ՈϷȠ˔Ƞ˫ հȬߡծߠ˓ȓϡϡ
ߠВ泭ˠ
3. (sharpness)
߿挮չ˫ ߿ Ջ˳
(contrast) չ (resolution) ߿漋ȼ 慹˔ˡա
չ߿慹˫ հ լ˳ߔ挮泭
˫˼ՠ˫߿ ˫˔˓ˮ˼լߔ
4. (graininess)
ߒߌϡ ՠաϡϠ հȬߡߔߪ˼
˼˼ լ˫ ˼ ˅ լ˰ (noise) ȿ扥˲բȲ ߿桹ˬ߰ߢϡ ϡߡ ϡˡլլ 慹˥լˠ