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4" Narrow Optic Mold
Photo: Olympic Color Rods

4" Narrow Optic Mold

Hegan Glassworks (Hobbyglass), Ukiah, California, USA

A 4" bronze optic mold that tapers quickly to a closed, concave bottom, for narrow forms.

Ribs
12, 14, 16, 18, 20, or 24
Height
4"
Interior
3-1/2" deep, about 1-13/16" across (12 rib)
Material
Silicon bronze, investment cast

Where to buy

Links checked Oct 2, 2026

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