Caption

Apparatus for proving the law of refraction, Snellius' law, physics, light, rays, reflecting surface, semicircle, measurement, needle, science, device, optics, experimental setup, invention, 19th century, Germany, historical illustration 1877

Date

Jul 12, 2025

Credit line

Photo12/imageBROKER/Wolfgang Diederich

Reference

BRK25I02_218

Model release

No

Property release

No

License type

Royalty free

Available size

48,3Mb (1,7Mb) / 14,6in x 12,9in / 4374 x 3859 (300dpi)

Keywords

surface measure physics history law light German Europe illustration depiction needle round ray circle historic scientific science pointy reflect european optics half invention appliance natural scientific reflection Germany natural science Central Europe 19th century Historic illustration Semicircle measurement representation beam historical scientific research pointed halved by inventing equipment reflecting German Federal Republic Middle Europe nineteenth century Historical illustration measuring research crecent device Republic of Germany 1900s implement FRG surfaces measures laws lights illustrations depictions needles rays circles sciences inventions appliances reflections natural sciences 19th-century Historic illustrations beams historically Historical illustrations BRD Europe's depicting historical image history image history images reflects reflective representing