1
Ervin Goldfain, William Lagerway, Chris R Roberts, Steven R Slawson, Allan I Krauter: Eye viewing device for retinal viewing through undilated pupil. Hand Held Products, Wall Marjama & Bilinski, June 25, 2002: US06409341 (15 worldwide citation)


The invention is a low cost, low input power eye viewing device well suited for viewing wide field retinal images through an undilated pupil. Included in the device are a converging light illumination system and an aperture stop. The converging light illumination system provides ease of entry of lig ...


2
Ervin Goldfain, Chris R Roberts, Allan I Krauter, Steven R Slawson, William H Lagerway: Eye viewing device for retinal viewing through undilated pupil. Welch Allyn, George S Blasiak, Wall Marjama & Bilinski, October 28, 2003: US06637882 (11 worldwide citation)


The invention is a low cost, low input power eye viewing device well suited for viewing wide field retinal images through an undilated pupil. Included in the device are a converging light illumination system and an aperture stop. The converging light illumination system provides ease of entry of lig ...


3
Goldfain Ervin, Lagerway William, Roberts Chris R, Slawson Steven R, Krauter Allan I: Eye viewing device for retinal viewing through undilated pupil. Welch Allyn, November 14, 2001: EP1152687-A1 (7 worldwide citation)


The invention is a low cost, low input power eye viewing device well suited for viewing wide field retinal images through an undilated pupil. Included in the device are a converging light illumination system and an aperture stop. The converging light illumination system provides ease of entry of lig ...


4
Goldfain Ervin, Lagerway William, Roberts Chris R, Slawson Steven R, Krauter Allan I: Eye viewing device for retinal viewing through undilated pupil. Welch Allyn, BLASIAK George S, June 2, 2000: WO/2000/030527 (1 worldwide citation)


The invention is a low cost, low input power eye viewing device well suited for viewing wide field retinal images through an undilated pupil. Included in the device are a converging light illumination system and an aperture stop. The converging light illumination system provides ease of entry of lig ...


5
Ervin Goldfain, William Legerway, Chris R Roberts: Eye viewing device for retinal viewing through undilated pupil. Welch Allyn, yu gang, December 26, 2001: CN99813584


The invention is a low cost, low input power eye viewing device well suited for viewing wide field retinal images through an undilated pupil. Included in the device are a converging light illumination system and an aperture stop. The converging light illumination system provides ease of entry of lig ...


6
Goldfain Ervin, Lagerway William, Roberts Chris R, Slawson Steven R, Krauter Allan I: Dispositif de visualisation de loeil pour visualisation retinienne a travers une pupille non dilatee, Eye viewing device for retinal viewing through undilated pupil. Welch Allyn, Welch Allyn, BLAKE CASSELS & GRAYDON, June 2, 2000: CA2352148


The invention is a low cost, low input power eye viewing device well suited for viewing wide field retinal images through an undilated pupil. Included in the device are a converging light illumination system and an aperture stop. The converging light illumination system provides ease of entry of lig ...



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