PZD definitions

PZD

Piezo Drive (Tamron brand). Autofocus mechanism that employs a piezo-electric motor.
Found on http://en.wikipedia.org/wiki/List_of_abbreviations_in_photography

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PZD

Partial Zona Dissection, a micromanipulation procedure to help sperm penetrate the zona pellucida.
Found on http://www.encyclo.co.uk/local/21429

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