June 21, 2026

Stereoscope ‘à doucine’, Ronce de Thuya, Short Focus

Le Stéréoscope à doucine is a deluxe stereoscope for large-format stereoviews. The viewer was available with lenses of 33 mm, 40 mm, or 48 mm diameter.
(from: Compendium of Stereoscopes)

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