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单词 platinotype
释义

Definition of platinotype in English:

platinotype

noun ˈplat(ə)nəʊtʌɪpˈplatɪnəʊtʌɪp
Photography historical
  • 1A print produced by the platinotype process.

  • 2An early photographic process producing prints in platinum black, using paper coated with a solution of potassium chloroplatinite, K₂PtCl₄, and ferric oxalate, and developed in hot potassium oxalate solution. Usually attributive.

Origin

Mid 19th century; earliest use found in Robert Hunt (1807–1887), chemist and photographer. From platinum + -o- + -type.

 
 

Definition of platinotype in US English:

platinotype

noun
Photography historical
  • 1A print produced by the platinotype process.

  • 2An early photographic process producing prints in platinum black, using paper coated with a solution of potassium chloroplatinite, K₂PtCl₄, and ferric oxalate, and developed in hot potassium oxalate solution. Usually attributive.

Origin

Mid 19th century; earliest use found in Robert Hunt (1807–1887), chemist and photographer. From platinum + -o- + -type.

 
 
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更新时间:2024/12/23 14:01:10