EntityQ598671· pop 12· linked from 29 articlesdoubletSign in to savetype of lens made up of two simple lenses paired togetherConnectionsachromatic lensEntityopticsEntitydigital object identifierEntitylensEntityTrilobitaEntityadhesiveEntityNatureEntityQ180686Entitysurface tensionEntityrefractive indexEntityoptical dispersionEntitybibcodeEntitythermal expansionEntitycamera lensEntityepoxy resinsEntitychromatic aberrationEntityoptical aberrationEntityCarl Zeiss AGEntityspherical aberrationEntitydegree of freedomEntityCategories2 (number)Lenses