Caption

Foucault reflecting telescope, parallactic, Jean Bernard Léon Foucault (1819 -1868) optics, French physicist, optical telescope with concave mirror, use, observatory, astronomy, member of the French Academy of Sciences, mechanics, inventor, profession, help, work, title, technology, history, France, historical illustration 1885

Date

Apr 26, 2026

Credit line

Photo12/ImageBROKER/Wolfgang Diederich

Reference

BRK26H43_386

Model release

No

Property release

No

License type

Rights managed

Available size

55.1Mb (18.4Mb) / 13.9in x 15.4in / 4169 x 4617 (300dpi)

Keywords

observatory deck astronomy researcher physics physicist scientist history help member mechanics technology employed work telescope mirror Europe illustration depiction historic educational institution french profession lettering professional technical scientific science France european optics optic person university graduate academy natural scientific astronomical inventor natural science caption explore university Historic illustration Western europe Reflector telescope Concave mirror observatory explorer assistance working labour representation historical occupation inscription scientific research optical Human being academic astronomic headline research university college Historical illustration labor job font People college name title researchers physicists scientists members technologies telescopes mirrors illustrations depictions educational institutions professions letterings tech sciences persons university graduates academies inventors natural sciences captions exploring universities Historic illustrations Concave mirrors observatories explorers labouring historically human researching university colleges Historical illustrations laboring fonts titles works Europe's depicting historical image history image history images role roles writing individual individuals explores labours representing sign humans researches labors