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• 複数所持するということ
• どこへ行くにもカメラを持って行く
• 期待していない時にシャッターチャンスは訪
れる
Wednesday, October 02, 2013 撮影概論Ⅰ 2
• ボケ具合
Wednesday, October 02, 2013 撮影概論Ⅰ 3
f値によって光が通る穴の大きさが変化
⇨数値が小さいほど絞りを開放する状態
f値が小さいとたくさんの光を取り込める
⇨速いシャッター速度で撮影出来、背景がボケる
f値が大きい(絞り込む)と穴が小さくなる
⇨シャッター速度は遅くなるが、全体的にシャープな
写真
Wednesday, October 02, 2013 撮影概論Ⅰ 4
被写体だけをキリっとした
写真
全体的にピントが合った写
真
• 集合写真の時には?
• 露出時間が遅いと?速いと?
露出時間 1/60 [s] (約0.016秒)
絞り値 f/5.6
露出時間 1/640 [s] (約0.0016秒)
絞り値 f/1.8
Wednesday, October 02, 2013 撮影概論Ⅰ 5
数値が大きい=高感度
⇨感度が増すと暗い場面でも速いSSで撮影可能。
しかし、ノイズが発生。
Wednesday, October 02, 2013 撮影概論Ⅰ 6
ISO速度 ISO-6400
露出時間 1/8000 [s] (約0.00013秒)
絞り値 f/2.8
ISO速度 ISO-100
露出時間 1/200 [s] (0.005秒)
絞り値 f/2.8
必要があれば、ISOを上げる
ノイズのある写真は、ブレブレな写真より
もマシ
• 現像、色合い変更、Photoshop
Wednesday, October 02, 2013 撮影概論Ⅰ 7
• AF , MF , フルタイムMF
• 何を撮りたいのかしっかり定める
Wednesday, October 02, 2013 撮影概論Ⅰ 8
• 自然光は最高の照明
• あまりにも暗い場所で利用
• SSを稼げるが、色合いが不自然でまば
ら
• RAW撮影後に現像して色合いを調整
Wednesday, October 02, 2013 撮影概論Ⅰ 9
• 正解は無い
• 露出や、アングル、F値を変えて同じ場所で
数枚撮影するのを恐れない
• 人に見せるのはベストの「1枚」だけ
Wednesday, October 02, 2013 撮影概論Ⅰ 10
価格:143,000円(税別)
質量:645 [g]
• 標準レンズ
Wednesday, October 02, 2013 撮影概論Ⅰ 11
価格:33,000円(税別)
質量:200 [g]
EF-S 17-55mm F2.8 IS USMEF-S 18-55mm F3.5-5.6 IS II
• 単焦点レンズ
• 腕磨きに最適
Wednesday, October 02, 2013 撮影概論Ⅰ 12
EF 50mm F1.8 II
価格:12,000円(税別)
質量:130 [g]
絞り値 f/1.8
露出時間 1/3200 [s] (約0.0003秒)
ISO速度 ISO-100
焦点距離 50 [mm]
• 望遠レンズ
Wednesday, October 02, 2013 撮影概論Ⅰ 13
EF 200mm F2L IS USMEF-S 55-250mm F4-5.6 IS II
価格:45,000円(税別)
質量: 390 [g]
価格:850,000円(税別)
質量:2,520 [g]
• 月、星、スポーツ観戦
• 遠くのものを写す
Wednesday, October 02, 2013 撮影概論Ⅰ 14
使用レンズ EF-S 55-250mm F4-5.6 IS II
絞り値 f/5.6
露出時間 1/400 [s] (0.0025秒)
ISO速度 ISO-100
焦点距離 235 [mm]
※左の写真をトリミングして原寸大に
拡大
• 容量と通信速度に注目
• 撮り終わったらすぐにバックアップ、常に
空っぽ
• 撮った写真は消さない
Wednesday, October 02, 2013 撮影概論Ⅰ 15
Transcend SDHCカード
32GB Class10
約2,300円
• レンズフード(lens hood)
Wednesday, October 02, 2013 撮影概論Ⅰ 16
1.強い日差しを避けて、画質向
上
2.レンズを衝撃、汚れから守る
3.付けているだけでオシャレ
Wednesday, October 02, 2013 撮影概論Ⅰ 17
• レンズキャップ
Wednesday, October 02, 2013 撮影概論Ⅰ 18
• レンズキャップホルダー
• レンズ保護フィルター
Wednesday, October 02, 2013 撮影概論Ⅰ 19
Kenko PRO1D プロテクター (W) レンズ保護用
Wednesday, October 02, 2013 撮影概論Ⅰ 20
• リモートレリーズ(リモコン)
• 手ブレ防止、BULB撮影、集合写真
Wednesday, October 02, 2013 撮影概論Ⅰ 21
• SSを自由に制御
• スタンダードとコンパクト
• どこにでも三脚を持って行く必要は
ない
Wednesday, October 02, 2013 撮影概論Ⅰ 22
• レンズクリーニングティッシュ
Wednesday, October 02, 2013 撮影概論Ⅰ 23
ウェットティッシュでは拭き残しがあり、ゴシゴシするとレンズ表
面が損傷。
揮発性が高く、軽く拭くだけで汚れを除去。
他にも・・・
Wednesday, October 02, 2013 撮影概論Ⅰ 24
レンズクロ
ス
レンズペ
ン
ブロアー
• 最近では誰もが「カメラマン」
• 自信を持って撮影する。
• 撮れば撮るほど、上手くなる。
• 他人の作品を見続けるより、自分の写真を撮りに行く。
• 高価な機材を使っているからと言って、腕の良いカメ
ラマンとは限らない。
• 写真を撮っている時は、まず楽しむ。
• 撮影中はその場の一員となる。傍観者にはなるな。
Wednesday, October 02, 2013 撮影概論Ⅰ 25
Introduction to Photography I

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Introduction to Photography I