it is a tan plastic 2aaa penlite with adva lite on the clip.
has a clear plastic point with steps in it and flat on 2 sides.
i originaly thought it was a rifle bore light but they are curved.
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It may perhaps be a light used by audiologists to examine ear canals prior to taking an impression for fabrication of an earmold such as used with hearing aids or in-the-ear sound monitors used by performing musicians.
