Tray

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Tray

 

a flat vessel for processing photographic paper, film, and plates and for etching engraving plates. It has a ribbed or contoured bottom and a spout in one corner for decanting the solution. Trays may be made of glass, plastic, enameled iron, porcelain, or stainless steel in sizes that depend on the dimensions of the photographic materials being processed.

References in periodicals archive ?
Properties of the tray adhesive of an addition polymerizing silicone to impression tray materials.
After the tooth is prepared, the assistant will fill this impression tray with low--viscosity VPS and the dentist will seat this relined triple tray intra--orally to take a final impression to capture the abutment details.
With enhanced services including impression tray replenishment and bracket storage, as well as a partnership to provide discounted pricing for ancillary orthodontic supplies, the use of OrthoCAD products now offers significant benefits and the highest level of convenience to orthodontic users.