Lamp reflector with adjustable curvature

作者: Paul Andrew Cronk

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摘要: An adjustable reflector device is disclosed. The consists of an double parabolic reflective skin (1,2) with lamp mount (12), incorporating a V-shaped perforated heat shield (17), attached. two part forms shape when flexed back against reinforced spine (3). This flexible secured by lengthwise chain retainers (4) attached at both ends the (1,2). (12) slides onto pair threaded bolts (6,7) to and adjustment achieved tightening or loosening appropriate nuts (15,16). (17) fitting (18) positioned appropriately deflect incident light. can be used provide variable conditions artificial illumination.

参考文章(4)
Emile Barthes, Jean-Luc Richard, Waveflux concentration reflector ,(1977)