Description: DEROGY Optician (Paris) Est. 5.5in (140mm) Petzval Brass Portrait lens for Half-Plate Formats Wet plate Petzval Brass Portrait Lens, made in Paris by famous French manufacturer Derogy; the lens has an estimated focal length of 5.5-inch (140mm)(estimated) and inscribed Derogy's Patent Paris & Londres No 11431. Possible dates for the lens are mid to late 19th century and covers 3.35x4.25-inch (Half-plate) formats. The lens measures approximately 115mm long including hood depth of 20mm; front/rear glass diameters are roughly 57mm wide. The lens barrel shows signs of aging, with some pitting in the lacquer finish. Optically the glass is clean with no scratches or balsam separation. Some dust, but this can clean off easily. The rack & Pinion focusing is is missing, as are any waterhouse stops. The Lens measures 80mm at the flange, and is threaded for a 75mm mounting ring.
Price: 235 USD
Location: Seattle, Washington
End Time: 2024-12-03T01:26:58.000Z
Shipping Cost: N/A USD
Product Images
Item Specifics
All returns accepted: ReturnsNotAccepted
Brand: Derogy
Lens Barrel Material: Brass
Maximum Aperture: f/5.6
Type: Petzval
Focal Length: Fixed/Prime
