Camera for recording solar access to a site

Details Camera for recording solar access to a site Camera for recording solar access to a site

1980-07-14

1981-11-24

Griffin, Donald A.

354202, G03B 1724, G03B 1700

Patent

active

043020887

ABSTRACT:
A camera is disclosed as being of the pin hole type having a transparent member therewithin on which is printed sun paths for certain days of the year and local time sun positions for the purpose of superimposing same on the photograph taken. Obstructions to direct solar radiation may then be calculated from an examination of the resulting photograph to determine the suitability of a site for future use of solar energy. A compass and level on the camera body facilitate southerly orientation of the camera in a level position. Film rollers guide the film over the curved indicia bearing member. Film transfer means retains a film supply roll with a take-up spindle for exposed film. A shutter assembly permits light entry through a pin hole aperture with the camera having a short focal length for a wide angle field. The indicia bearing member is detachably mounted to enable substitution of appropriate like members for use at different latitudes.

REFERENCES:
patent: 1490487 (1924-04-01), Schmidt
patent: 2352176 (1944-06-01), Bolsey
patent: 3006248 (1961-10-01), Linke et al.
patent: 3340784 (1967-09-01), Zimberoff
patent: 3478657 (1969-11-01), Michels

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