1856 – John Dillwyn Llewelyn (1810 – 1882), a botanist and pioneer photographer from Wales introduces the Oxymel Process which allowed collodion negatives to be preserved over many days. 1856——約翰盧埃林(1810—1882),一位來自威爾士的植物學家和先驅(qū)攝影師介紹了氧醇法,這種方法可以使膠棉底片能夠保存很多天。 未經(jīng)授權(quán),不得轉(zhuǎn)載! |