Brockhaus-1837: Camera obscura
Brockhaus-1911: Camera obscura · Camera lucida · Camera clara
DamenConvLex-1834: Camera obscura · Camera lucida · Camera clara
Herder-1854: Camera obscura · Camera del comercio
Lueger-1904: Camera obscura · Camera lucida
Meyers-1905: Camēra lucĭda · Camĕra obscura · Camĕra · Camĕra clara
Pierer-1857: Camĕra ocŭli · Camĕra stellāta · Camĕra · Camĕra obscura