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Binary (back) 2013

As viewed from 235 degrees, where 0 is face on. Light from the filament, passing through a triangular window cut in the bulb's parabolic housing, is reflected into the amber spherical lens by the mirror, as shown. This produces a miniature companion image of the bulb filament.

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Uploaded on April 22, 2013
Taken on April 22, 2013