--- On Thu, 2/2/12, Björn Gimle <bjorn.gimle@gmail.com> wrote: > Retroreflectors only send light back > to the source, right ? That's correct. > No flashes ? Or just faint ones from outer surfaces ? The metal and glass surface are a good reflectors of light. Any flashes no matter how bight, are good to me. Kevin Remember I am weird, and don't think straight. _______________________________________________ Seesat-l mailing list http://mailman.satobs.org/mailman/listinfo/seesat-l
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