Antique lens from the 1880's engraved. Quick Acting Portrait Lens Patent. Ultra fast petzval portrait lens Gasc et Charconnet, export version for UK market, especialy built for children portrait, in used condition. This huge lens is a killer tool for wet plate photographers. Brass barrel has a lot of varnish loss but is not faulty.
Lenshood has some little dents on the edge. Glasses are in good condition and complete (cemented achromat on front, separated by air in rear) with of course slightly marking and dust. The rack & pinion focusing works but is a little bit hard to turn. There is a Waterhouse slot (no waterstop included).
Diameter at Waterhouse slot: 60mm. Diameter at mounting thread: 97mm.A rare fast portrait petzval with unique rendering and bokeh, in fully working condition. The original Gasc & Charconnet catalog from 1880 says: "this extreme fast lens is specially built for children portrait and instant views, it can takes gunshot and flash storm"!!! Check out my other antique lenses for sale. L'item "Gasc Charconnet Quick Acting Portrait ultra fast petzval large format 4x5 5x7" est en vente depuis le dimanche 17 novembre 2019. Il est dans la catégorie "Photo, caméscopes\Photographie ancienne\Objectifs anciens".
Le vendeur est "75photographica" et est localisé à/en Paris, Ile-de-France. Cet article peut être livré partout dans le monde.