We offer very rare brass portrait lens engraved 'CHARLES-CHEVALIER Palais National, 158 Paris’, total height 10cm!!!, front glass diameter: 5cm,!! rear glass diameter is circa 8cm / portrait and paysage lens and front aperture blade, in original condition with good lenses, inner lens part with some cementation, Charles Chevalier (1804-1859) was the son of Vincent Chevalier (1771-1841)



