What Is Photoengraving? - AboutMechanics

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The purpose of photoengraving is to aid in the process of reproducing images for mass distribution. As part of the process, an image is created ... JointheCommunity Subscribetoournewsletterandlearnsomethingneweveryday. MalcolmTatum LastModifiedDate:April26,2022 MalcolmTatum Date:April26,2022 Womanholdingabook Alsoknownasphoto-chemicalmilling,photoengravingisanengravingtechniquethatmakesuseofstrategiescommonlyassociatedwiththeprocessingofphotographicimages.Thepurposeofphotoengravingistoaidintheprocessofreproducingimagesformassdistribution.Aspartoftheprocess,animageiscreatedwhichisthencapturedonametalplatepreparedforthepurpose.Thatplateisnextimmersedinanacidbathasameansofetchingtheimageontheplate.Oncetheplateisprepared,itcanbeusedtoproducemultiplecopiesoftheimage. Thereareseveralvariationsonthisbasicphotoengravingprocess,withsomehavingtodowiththetypeofmetalplateusedtocreatethetemplateitself.Bothzincandcopperplatesmaybeusedfortheprocess,eachproducinganimagethatisconfiguredinslightlydifferentways.Dependingonthenatureoftheimageinvolved,suchasapictureoranillustration,onemethodmaybepreferabletotheother.Inanycase,theplateitselfmustbesensitizedinordertoallowtheimagetobecapturedclearly. Theprocessofphotengravinginvolvestheapplicationofsometypeofmaterialthatisknownasaphotoresist.Itisthismaterialthatisplacedasafacingonthemetalplatethatactuallyservesasthemediumtocapturetheimageandmaketheetchingpossible.Exposuretoultravioletlightcausesportionsofthephotoresisttohardenintoposition,correspondingwiththeshadingintheimagethatistobecaptured.Byimmersingtheplateinthebath,theportionsofthephotoresistthatdidnothardenarewashedaway,leavingbehindtheimage.Tofinishthefinalpartoftheprocess,themetalwillbeexposedtosomesortofetchingcompoundthatdissolvestheportionsofthemetalplatesurfacethatarenotstillcoveredwiththephotoresist,resultinginausefulengravingthatcanbeusedtoreproducetheimageinanumberofapplications. Theuseofphotoengravingiscommoninanumberofindustries,owningtothemanywaysthisprocesscanbeusedtocreateetchingsthatsimplifythecreationofmultipleimages.Alongwiththecreationofprintingplatesthatcanbeusedinthemassproductionofprintmediaillustrationsinbooksandotherformsofprintmedia,thisprocesscanalsobeusedtocreatenameplates,engravingsonawiderangeofobjects,andevenaidinthecreationofcommemorativetrophiesandplaques.Inrecentdecades,photoengravinghasalsobeenhelpfulinthecreationofprintedcircuitboardsassociatedwithanumberofdifferentelectronicdevices. MalcolmTatum Aftermanyyearsintheteleconferencingindustry,Michaeldecidedtoembracehispassionfor trivia,research,andwritingbybecomingafull-timefreelancewriter.Sincethen,hehascontributedarticlestoa varietyofprintandonlinepublications,includingAboutMechanics,andhisworkhasalsoappearedinpoetrycollections, devotionalanthologies,andseveralnewspapers.Malcolm’sotherinterestsincludecollectingvinylrecords,minor leaguebaseball,andcycling. MalcolmTatum Aftermanyyearsintheteleconferencingindustry,Michaeldecidedtoembracehispassionfor trivia,research,andwritingbybecomingafull-timefreelancewriter.Sincethen,hehascontributedarticlestoa varietyofprintandonlinepublications,includingAboutMechanics,andhisworkhasalsoappearedinpoetrycollections, devotionalanthologies,andseveralnewspapers.Malcolm’sotherinterestsincludecollectingvinylrecords,minor leaguebaseball,andcycling. YoumightalsoLike Recommended ReadersAlsoLove 26IncrediblyWealthyHollywoodStars CanYouGuessWhichTeamTheseAthletesPlayedFor? AnyAmericanShouldPassThisUSHistoryQuiz DoYouRecognizeTheStarsWhoWoreTheseIconicOutfits? TheMostBeautifulWomenForecastingtheWeather AmazingOpticalIllusionsThatWillPlayTricksonYourMind 40WeddingPictureFailsYouDon'tWanttoMiss 17InterestingMapsThatWillChangeYourWorldview RelatedArticles WhatIsthePrintedCircuitBoardManufacturingProcess? WhatisaPrintedCircuitBoard? WhatisaPrintedWiringBoard? DiscussthisArticle Postyourcomments Pleaseenterthefollowingcode: Login: Forgotpassword? Register: Womanholdingabook



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