Please see all images. Triorays Lenses by Ernest Distributing Co. Penetrating Ray (red) and hand-held No. 4 (green) and No. 5 (blue) [9 long] – [filters 4-1/2 diameter].
Vintage medical equipment 1930′s Triorays Lens, Ernest Distributing co. RARE
Tags: 1930s, distributing, equipment, ernest, lens, medical, rare, triorays, vintage
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