Dahlberg D-14 Solar-Ear

Dahlberg D-14 eyeglass hearing aid, also called the "Solar-Ear". Introduced in May, 1958. Air conduction receiver. Uses a #625 battery, and is sun-powered. You can see the solar cell as the slender rectangle on the top of the temple piece.

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© Kent State University, 1996. Revised 2005, I. Gerling, L. Kress and K. Gow