Online-Bibliothek

Brockhaus-1837: Camera obscura

Brockhaus-1911: Camera obscura · Camera lucida · Camera

DamenConvLex-1834: Camera clara · Camera obscura · Camera lucida

Herder-1854: Camera obscura · Camera del comercio

Lueger-1904: Camera obscura · Camera lucida

Meyers-1905: Camĕra clara · Camĕra obscura · Camēra lucĭda · Camĕra

Pierer-1857: Camĕra ocŭli · Camĕra stellāta · Camĕra · Camĕra obscura