Sectional view of Sautter and Lemonniers projector; fitted to French warships. Power was supplied by a Gramme machine; and the light source was a Serrin arc lamp. The stepped lens in front of the light arranged to give a cylindrical beam. Dated 19th century.
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Details
Creative#:
TOP29619345
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
Not Available
Property Release:
Not Available
Right to Privacy:
No
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