Geometrical instruments – Miscellaneous – Light direction
Patent
1986-05-12
1987-11-10
Little, Willis
Geometrical instruments
Miscellaneous
Light direction
33DIG9, 355 40, 355 74, G01B 300
Patent
active
047047968
ABSTRACT:
A framer for selecting and defining the position of a portion of a visual work. It may include a frame defining an aperture which may be moved relative to the work to place the aperture over the selected portion of the work and communication indicia for denoting the position of the frame relative to selected boundaries of the work.
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