Caption

Bunsen photometer or fat spot photometer, photometer, physics, optics, experimental setup, light source, light, rays, tables, paper screen, wax, stearin, invention, 19th century, Germany, historical illustration 1877

Date

Jul 12, 2025

Credit line

Photo12/imageBROKER/Wolfgang Diederich

Reference

BRK25I02_214

Model release

No

Property release

No

License type

Royalty free

Available size

88,7Mb (3,4Mb) / 27,3in x 12,6in / 8192 x 3786 (300dpi)

Keywords

wax table physics history light spring water body of water German Europe illustration depiction ray historic scientific science european optics invention natural scientific Germany natural science Central Europe 19th century Historic illustration source waterfront waters representation beam historical scientific research by inventing German Federal Republic Middle Europe nineteenth century Historical illustration research Republic of Germany 1900s FRG tables lights springs illustrations depictions rays sciences inventions natural sciences 19th-century Historic illustrations beams historically Historical illustrations BRD water body Water area open water Europe's depicting historical image history image history images representing