. . "Photography Congresses." . . "Optique Instruments Collections." . . "Society of Photo-optical Instrumentation Engineers (United States)" . . "Society of Photo-optical Instrumentation Engineers." . . "Photographie Appareils et matériel Collections." . . "Photographie industrielle Collections." . . . "Proceedings" . . . . . "Proceedings : [Seminar-in-depth]"@en . . "Proceedings of the Society of Photo-Optical Instrumentation Engineers" . "Conference papers and proceedings" . "Conference papers and proceedings"@en . "SPIE proc" . . . . "Proceedings of SPIE - The International Society for Optical Engineering" . "Proceedings of SPIE - the International Society for Optical Engineering" . . . . . . . . . . . "SPIE proceedings series" . . . "Proceedings of the Society of Photo-optical Instrumentation Engineers" . "Proceedings / SPIE - the International Society for Optical Engineering" . "Proceedings of the Society of Photo-optical Instrumentation Engineers"@en . . . . . . "Proceedings of SPIE on CD-ROM" . . . .