拍品 204
204
Actinograph
No VAT will be charged on the hammer price, but VA… 顯示更多
Actinograph

細節
Actinograph
Hurter & Driffield, London; with two sliding scales and printed table of factors, instruction booklets, in leather wallet
注意事項
No VAT will be charged on the hammer price, but VAT at 17.5% will be added to the buyer's premium which is invoiced on a VAT inclusive basis.

拍品專文

This is the 1901 pattern Actinograph. The original 1888 patent comprised a polished wooden case which housed the slides and rotating scale. The Actinograph is considered to be the first exposure calculator.