1
Marcos G Ortiz, Marsha S Stix: Near infrared polyethylene inspection system and method. AT&T Bell Laboratories, Richard B Havill, Oleg E Alber, January 29, 1991: US04988875 (16 worldwide citation)

A sample inspection arrangement incorporates a sample of polyethylene with an included defect, or flaw, a light source containing near infrared wavelengths, and a video camera. Polyethylene has relatively high spectral transmissivity for wavelengths in the band of near infrared wavelengths. The vide ...


2
Ortiz Marcos German, Stix Marsha Spalding: Near infrared polyethylene inspection system and method.. American Telephone & Telegraph, June 20, 1990: EP0373796-A2 (6 worldwide citation)

A sample inspection arrangement incorporates a sample of natural polyethylene with an included defect, or flaw, a light source containing near infrared wavelengths, and a video camera. Natural polyethylene has relatively high spectral transmissivity for wavelengths in the band of near infrared wavel ...


3
Ortiz Marcos German, Stix Marsha Spalding: Systeme et methode dinspection du polyethylene dans le domaine du rayonnement infrarouge proche, Near infrared polyethylene inspection system and method. American Telephone And Telegraph Company, KIRBY EADES GALE BAKER, December 13, 1994: CA2001666

A sample inspection arrangement incorporates a sample ofnatural polyethylene with an included defect, or flaw, a light sourcecontaining near infrared wavelengths, and a video camera. Naturalpolyethylene has relatively high spectral transmissivity for wavelengths inthe band of near infrared wavelengt ...



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