Introduction to Exhibitionist part 1

by weekendcycler

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INTRODUCTION TO EXHIBITIONIST PART.1 ࿐ग़ڰೖ໳ ଖ೭Ұ

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ABOUT ME • Twitterʢ΄ͱΜͲߋ৽ͯ͠ͳ͍ʣ • @weekendcycler • Instagramʢׂͱසൟʹߋ৽ʣ • @weekendcycler1015 • ϒϩάʢߋ৽͢Δͭ΋Γ͸͋Δʣ • http://weekendcycler.hateblo.jp/

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MY FAVORITE THINGᶃ • ࣗసं • 6೥໨͘Β͍ɻେֶ࣌୅ʹεΩʔ෦ͷՆ࿅ͰऔΓೖΕͨΒϋϚͬͯ ͠·ͬͨɻࠓͷ໨ඪ͸ώϧΫϥΠϜʢࡔΛొΔ΍ͭʣͷେձͰ༏ উ͢Δ͜ͱɻ

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MY FAVORITE THINGᶄ • ࣸਅࡱӨ • ࣗసंཱྀߦதʹૺ۰͢Δ෩ܠΛ៉ྷʹ࢒͍ͨ͠ͱࢥͬͯͪΐͬ ͱ͍͍ίϯσδΛങͬͨͷΛΩοΧέʹυϋϚΓɺࠓͰ͸৭ʑ ࡱΔΑ͏ʹɻ

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TODAY’S THEME • ࿐ग़

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WHAT IS EXPOSURE? • ࿐ग़ͱ͸ʁ

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WHAT IS EXPOSURE? • ࿐ग़ͱ͸ʁ ͓͓ΘΕͣɺΉ͖ग़͠ʹͳΔ͜ͱɻ·ͨɺΉ͖ग़͠ʹ͢Δ͜ͱɻ

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WHAT IS EXPOSURE? • ࣸਅΛࡱΔʹ͸ɺ࿐ग़͕ෆՄܽ

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HOW PHOTO DATA IS CREATED • ࣸਅσʔλ͸ͲͷΑ͏ʹ࡞ΒΕΔ͔ʁ • Ϩϯζͷ޲͜͏ʹ͋Δࡱ૾ૉࢠʢηϯαʔʣʹ౰ͨͬͨޫ ͕ిؾ৴߸ʹม׵͞ΕɺRGBͷू·Γͱͯ͠ه࿥͞ΕΔ Ұ؟ϨϑΧϝϥͷஅ໘ਤ Ϩϯζ ຊମ ࡱ૾ૉࢠ ʢηϯαʔʣ ڸ Ϟχλ ϑΝΠϯμʔ ޫ ϖϯλϛϥʔ ͦͷ΁Μʹ ੜ͑ͯΔϋε ͳΜ͔ ΋ͷ͍͢͝ ม׵ RAWը૾σʔλ γϟολʔΛ੾Δͱ ڸ্͕͕ͬͯ ࡱ૾ૉࢠ͕࿐ग़ ޫݯ

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EXPOSURE IS EVERYTHING • ࣸਅࡱӨͱ͸ɺΧϝϥͷେࣄͳ෦෼ʢηϯαʔʣΛ࿐ग़ͤ͞Δߦҝ • ͭ·Δͱ͜Ζ࿐ग़ߦҝ • ࣸਅ͸࿐ग़͕શͯ • ࿐ग़ͷͤ͞ํʹΑͬͯࣸਅ͸େ͖͘มΘΔ • ηϯαʔΛͲͷ͘Β͍ͷ࣌ؒ࿐ग़ͤ͞Δ͔ʁ • ηϯαʔʹ௨͢ޫͷྔΛͲΕ͘Β͍ʹ͢Δ͔ʁ • ηϯαʔͱ֎քͷؒʹԿΛڬΉ͔ʁʢϑΟϧλʔʁϨϯζʁʣ • ͜ΕΒΛద੾ʹௐઅ͢Δ͜ͱͰࢥ͍௨Γͷࣸਅ͕ࡱΕΔ

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EXPRESSION BY EXPOSE • ྫ͑͹ͲΜͳ࿐ग़දݱ͕Ͱ͖Δ͔ʁ

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EXPRESSION BY EXPOSURE • ࿐ग़දݱᶃ: എܠɾલܠΛ΅͔͢

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EXPRESSION BY EXPOSURE • ࿐ग़දݱᶄ: ޫ΍എܠΛྲྀ͢

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EXPRESSION BY EXPOSURE • ࿐ग़දݱᶅ: ໷ܠΛ៉ྷʹࡱΔ

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EXPRESSION BY EXPOSE • ࿐ग़Λ޻෉͢Δ͜ͱͰ͍ΖΜͳࣸਅ͕ࡱΕΔ • ࿐ग़͍ͬͯ͢͝Ͱ͠ΐʁ࿐ग़࠷ߴʂʂ

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WELCOME TO EXPOSURE WORLD • ࠓ·͞ʹ͋ͳͨͷલʹ࿐ग़ڰ΁ͷ൶͕։͔Εͨʂʂ ͍͍Ճݮ࿐ग़࿐ग़͏Δͤ͑Θɻɻ

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TODAY’S GOAL • ࿐ग़ڰϋϯζΦϯͷ໨ඪ • ࿐ग़ͷࡾཁૉΛഽͰ͍֮͑ͯͬͯ΋Β͏ • F஋ˡPART.1ʢຊ೔ʣ͸͜Ε • γϟολʔεϐʔυ • ISOײ౓

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WHAT IS F-NUMBER? • F஋ͱ͸ʁ • Fͱ͍͑͹…

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WHAT IS F-NUMBER? • F஋ͱ͸ʁ • Fͱ͍͑͹…

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WHAT IS F-NUMBER? • F஋ͱ͸ʁ • Fͱ͍͑͹… ͍΍ɺ΍ΊΑ͏

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WHAT IS F-NUMBER? • ؆୯ʹݴ͏ͱɺϘέͷ౓߹͍ΛܾΊΔ਺஋ • ਖ਼֬ʹ͸ɺϐϯτͷ߹͏ൣғΛܾΊΔ਺஋ • ϐϯτ͕߹͏ˠϘέͯͳ͍ • ϐϯτ͕߹͍ͬͯͳ͍ˠϘέͯΔ

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WHAT IS IN FOCUS? • ϐϯτ͕߹͏ͱ͸ʁʢ೦ͷͨΊઆ໌ʣ ඃࣸମʹϐϯτ͕߹͍ͬͯΔ ʢจࣈ͕͖ͬ͘Γݟ͑Δʣ ඃࣸମʹϐϯτ͕߹ͬͯͳ͍ ʢจࣈ͕΅΍͚ͯݟ͑Δʣ

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RANGE OF FOCUS • ϐϯτͷ߹͏ൣғʹ͍ͭͯ • ϐϯτ͸໘Ͱ߹͏ Χϝϥ ͦͷ΁Μͷௗ ϐϯτ͕߹͏໘ ͜ͷ··γϟολʔΛ੾Δͱௗͷ໨͚͖ͩͬ͘Γݟ͑ͯ ଞ͸ϘέͨΑ͏ͳࣸਅ͕ࡱΕΔʢ͍ͩͿۃ୺ͳྫ͚ͩͲʣ ໘Λલޙʹಈ͔͢ͱϐϯτ͕߹͏Ґஔ΋มΘΔ

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FOCUSING METHODS • ໘ʢඃࣸքਂ౓ʣͷҐஔΛܾΊΔ͜ͱ͕ɺॴҦʮϐϯτ߹ Θͤʯ • ໘ͷҐஔͷܾఆΛΧϝϥʹҕͶΔʢγϟολʔϘλϯ൒ ԡ͠ʣ • AFʢAuto Focusʣ • ໘ͷҐஔΛࣗ෼ͰܾΊΔʢϐϯτϦϯάΛճ͢ʣ • MFʢManual Focusʣ

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AF OR MF • AFͱMFͷ࢖͍෼͚ͬͯʁ • AFͷ࢖͍ॴˠ͕࣌ؒͳ͍ͱ͖ʢϞσϧࡱӨʣɺͩ͜ΘΒͳ͍ͱ͖ʢετϦʔτε φοϓʣ • ϝϦ: ҰॠͰϐϯτ͕߹͏ • σϝ: มͳͱ͜ʹϐϯτ͕߹͏͜ͱ͕͋Δ • MFͷ࢖͍ॴˠ͕࣌ؒ͋Δͱ͖ʢ੩෺ɺ෩ܠͱ͔ʣɺͩ͜ΘΔͱ͖ʢಏʹͽͬͨΓ ߹ΘͤΔͱ͔ʣ • ϝϦ: ޷͖ͳ໘ʹਖ਼֬ʹϐϯτΛ߹ΘͤΔ͜ͱ͕Ͱ͖Δ • σϝ: ϐϯτ߹Θͤʹ͕͔͔࣌ؒΔʢखͰϦϯάΛճ͞ͳ͍ͱ͍͚ͳ͍ʣ

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MY FAVORITE METHOD • ϫΠͷ͓͢͢Ί: AF+MF • 2ͭͷ͍͍ͱ͜औΓ • AFͰద౰ʹ߹Θͤͨ͋ͱɺMFͰ͔ͬ͠Γ߹ΘͤΔϋΠϒϦου ํࣜ • AFͰ໘͕େମܾ·ΔͷͰɺ͋ͱ͸MFͰͪΐͬͱ͚ͩϦϯάΛճ ͯ͠ௐ੔͢Ε͹Ψνϐϯؾ͍͍࣋ͪʢΨνΨνʹϐϯτ͕߹ͬͯ ͍Δͷҙʣ • ઃఆ͸ΧϝϥʹΑͬͯҧ͏ͷͰઆ໌ॻͱ͔ωοτͰௐ΂ͯͪΐ

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TODAY’S METHOD • ͱΓ͋͑ͣࠓ೔͸MFʹઃఆ͠ͱ͍͍ͯͩ͘͞ • ཧ༝͸ϐϯτ߹ΘͤΛഽͰ࣮ײͯ͠΋Β͏ͨΊ

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CHANGES DUE TO F-MUMBER • F஋Λ૿΍͢ͱϐϯτͷ߹͏ൣғ͕มΘΔ • F஋Λେ͖͘͢Δˠϐϯτ͕߹͏໘͕ް͘ͳΔ • F஋Λখ͘͢͞Δˠϐϯτ͕߹͏໘͕ബ͘ͳΔ F஋খ F஋େ

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BOKEH’S GRADATION • ໘͔Βͷڑ཭ʹΑΔϘέ౓߹͍ͷมԽʹ͍ͭͯ • ϘέྖҬ͸શͯۉҰͳϘέͱ͍͏Θ͚Ͱ͸ͳ͘ɺϐϯτΛ߹Θͤͨ ໘͔Β཭ΕΔ΄ͲϘέ͕ڧ͘ͳΔ Ψνϐϯ໘

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QUESTION • ͜͜Ͱ໰୊ • എܠ͕ΊͪΌͪ͘ΌϘέΔࣸਅΛࡱΔʹ͸Ͳ͏͢ Ε͹͍͍ʁ

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QUESTION • ͜͜Ͱ໰୊ • എܠ͕ΊͪΌͪ͘ΌϘέΔࣸਅΛࡱΔʹ͸Ͳ͏͢ Ε͹͍͍ʁ ώϯτᶃ: ϐϯτ໘͔Βԕ͍΄ͲϘέ͕ڧ͘ͳΔ ώϯτᶄ: F஋͕খ͍͞΄ͲϘέͷൣғ͕޿͘ͳΔ

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ANSWER • ਖ਼ղ • F஋Λ࠷খʢ։์ʣʹ͢Δ • ඃࣸମ͔ΒഎܠΛͳΔ΂͘ԕ͚͟Δ ώϯτᶃ: ϐϯτ໘͔Βԕ͍΄ͲϘέ͕ڧ͘ͳΔ ώϯτᶄ: F஋͕খ͍͞΄ͲϘέͷൣғ͕޿͘ͳΔ

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TECHNIQUES • F஋ௐ੔ͷςΫχοΫʹ͍ͭͯ͝঺հ

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TECHNIQUES • ͱΖ͚ΔޙΖϘέ: ඃࣸମΛ࠷ߴʹࡍཱͨͤΔඒ͍͠Ϙέ • F஋Λ࠷খʹ͢ΔʢF1.4~2.8͋ͨΓʣ • ඃࣸମʹϐϯτͷ໘Λ߹ΘͤΔ • ඃࣸମͱഎܠΛԕ͚͟Δ • എܠͷ৭͸গͳΊʹʢଟͯ͘΋2৭ʣ

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TECHNIQUES • લϘέ: ;ΜΘΓͨ͠༏͍͠งғؾ΍ஆ͔͞ɺϛεςϦΞε͞Λϓϥε͢Δ • F஋Λ࠷খʹ͢ΔʢF1.4~2.8͋ͨΓʣ • ඃࣸମʹϐϯτͷ໘Λ߹ΘͤΔ • ඃࣸମͷલʹϘέ͍ͤͨ͞΋ͷΛ഑ஔ

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TECHNIQUES • ۄϘέ: ͖Β͖Β͍ͯͯ͠៉ྷɺഎܠ͕ͱͯ΋઱΍͔ʹ • F஋Λ࠷খʹ͢ΔʢF1.4~2.8͋ͨΓʣ • ඃࣸମʹϐϯτͷ໘Λ߹ΘͤΔ • ඃࣸମ͔Β཭Εͨͱ͜Ζʹ఺ޫݯΛ഑ஔ͢Δ

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TECHNIQUES • ύϯϑΥʔΧε: ԞͷԞ·ͰϐϯτΛ߹ΘͤͨԞߦ͖Λײ͡Δදݱɺ෩ܠ͸ ઈର͜ΕͰࡱͬͯ΄͍͠ • F஋Λେ͖Ίʹ͢ΔʢҰ؟ͳΒ࠷௿F9.0, ίϯσδͳΒF3.5͋ͨΓʣ • ࣸਅͷҰ൪ԕ͍ͱ͜ΖʹϐϯτΛ߹ΘͤΔ

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LET’S HANDS ON • ૣ଎Ͱ͕͢F஋ͱϐϯτΛ͍͡Γͭͭ৭ʑࡱͬͯΈ ·͠ΐ͏

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APERTURE PRIORITY AE • ߜΓ༏ઌΦʔτ • ຊ೔ར༻͢ΔΧϝϥͷϞʔυ • ͪ͜Β͕F஋Λࢦఆ͢Δͱɺଞͷύϥϝʔλ͸Χ ϝϥ͕Α͖ʹ͸͔Βͬͯઃఆͯ͘͠ΕΔ • F஋͕ࣸਅʹ༩͑ΔӨڹ͕େ͖͍ͨΊɺϓϩ͸Ϛ χϡΞϧϞʔυΑΓ΋ͪ͜ΒΛ࢖͏ࣄ͕ଟ͍

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SUMMARY • ·ͱΊ • ࣸਅ͸࿐ग़͕શͯ • ϐϯτ͸໘Ͱ߹͏ • F஋Λௐ੔͢Δͱϐϯτͷ߹͏ൣғ͕มΘΔ • ͓͢͢Ί͸AF+MF