{"id":"etching","no":134,"name":"Etching","ja":"エッチング／腐食銅版画","era":"16th century–","family":"凹版印刷","kind":"技法","collection":"Dictionary expansion 07","addedAt":"2026-08-18","source":{"title":"MoMA — Etching","url":"https://www.moma.org/collection/terms/etching"},"reference":{"status":"verified","pageUrl":"https://www.moma.org/collection/terms/etching","credit":"MoMA — Etching","gallery":[{"imageUrl":"https://commons.wikimedia.org/wiki/Special:FilePath/Rembrandt%20The%20Hundred%20Guilder%20Print.jpg?width=640","pageUrl":"https://commons.wikimedia.org/wiki/File:Rembrandt%20The%20Hundred%20Guilder%20Print.jpg","credit":"レンブラント『百グルデン版画』1649頃 — Wikimedia Commons / Public domain"},{"imageUrl":"https://commons.wikimedia.org/wiki/Special:FilePath/The%20Three%20Trees%2C%20after%20Rembrandt%20MET%20DP820858.jpg?width=640","pageUrl":"https://commons.wikimedia.org/wiki/File:The%20Three%20Trees%2C%20after%20Rembrandt%20MET%20DP820858.jpg","credit":"レンブラント『三本の木』にもとづく版 — Wikimedia Commons / CC0"},{"imageUrl":"https://commons.wikimedia.org/wiki/Special:FilePath/Engraving%20and%20etching%20-%20a%20handbook%20for%20the%20use%20of%20students%20and%20print%20collectors%20(1907)%20(14773678652).jpg?width=640","pageUrl":"https://commons.wikimedia.org/wiki/File:Engraving%20and%20etching%20-%20a%20handbook%20for%20the%20use%20of%20students%20and%20print%20collectors%20(1907)%20(14773678652).jpg","credit":"エッチング技法書の図版 1907 — Wikimedia Commons / No restrictions"}]},"essence":"防食膜を針で描き剥がし、酸で露出した金属を腐食させることで、手描きに近い細く流動的な線を版へ刻む。","cues":["細く流れる線","腐食による深さ","交差線","プレートマーク"],"intents":["高級","静けさ","技術"],"works":["素描の速さと迷いを残したい、旅の記録や人物の連作","文庫や図録の挿絵で、細い線だけで空気と陰影を作るとき"],"recipe":{"type":"文字も同じ針で書き、線の太さを図版と揃えて浮かせない","layout":"交差線の密度で明暗を作り、紙の白を最も明るい面として残す","material":"防食膜と酸の時間で線の深さを分け、腐食を段階的に止める"},"avoid":"均一なペン線フィルターへ置き換えず、腐食時間、線の重なり、拭き残し、紙への圧力が生む差を見る。時間を管理せず線を重ねると、細部が黒く潰れる。","colors":["#e8dfcd","#7b6855","#282420"],"motif":"print","pair":["intaglio","woodcut"],"study":["ground","etching needle","acid bite","Rembrandt"],"en":{"essence":"A needle draws through the acid-resistant ground and the acid bites the metal it exposes, cutting lines into the plate that are thin, fluid and close to handwriting.","cues":["Thin flowing lines","Depth by biting","Cross-hatching","Plate marks"],"works":["Series of travel notes or figures that keep the speed and hesitation of drawing","Book illustration where atmosphere and shadow must come from line alone"],"recipe":{"type":"Draw the lettering with the same needle so its weight matches the image","layout":"Build tone from hatching density and keep bare paper as the brightest area","material":"Vary line depth by bite time, stopping out in stages as the acid works"},"avoid":"A uniform pen line filter is no substitute, since bite time, overlapping lines, ink left in the wiping and press pressure make the difference, and layering without timing fills detail with black.","study":["ground","etching needle","acid bite","Rembrandt"]},"links":{"page":"https://indexstyle.org/styles/etching","json":"https://indexstyle.org/api/styles/etching","designSpec":"https://indexstyle.org/styles/etching/design.md","imagePrompt":"https://indexstyle.org/styles/etching/prompt.txt"},"usage":{"license":"CC-BY-4.0","licenseName":"Creative Commons Attribution 4.0 International","licenseUrl":"https://creativecommons.org/licenses/by/4.0/","attribution":"IndexStyle — https://indexstyle.org","attributionUrl":"https://indexstyle.org","scope":"Original IndexStyle text and structured data. Reference images, quoted works, and third-party material are excluded and retain their own rights."}}