Miniature spotlight with extremely variable exit angle and const

Details Miniature spotlight with extremely variable exit angle and const Miniature spotlight with extremely variable exit angle and const

1987-08-26

1989-04-18

Scott, Samuel

Illumination

Light source and modifier

Adjustable or repositionable modifier

362285, 362286, 362294, 362307, 362326, 362373, F21V 1302

Patent

active

048232432

ABSTRACT:
A miniature spotlight for short distance illumination and optical effects producing an extreme variable exit angle of illumination and maintaining a constant even field of illumination is of such complex configuration that the use within a stage set or hidden behind small objects will be suitable for photographic and cinematographic close-up settings.

REFERENCES:
patent: 1338818 (1920-05-01), Dennington
patent: 2307302 (1943-01-01), Richardson
patent: 3270196 (1966-08-01), Foley
patent: 3455622 (1969-07-01), Cooper
patent: 4462067 (1984-07-01), Altman
patent: 4495549 (1985-01-01), Carlson et al.
patent: 4519020 (1985-05-01), Little
H. H. Schroeder and A. F. Turner, "A Commercial Cold Reflector" Journal of the SMPTE, vol. 69, May 1960.

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