An oxidised and lacquered brass binocular microscope signed SMITH BECK AND BECK LONDON, WENHAMS BINOCULAR UNIVERSAL MICROSCOPE 4137, with rack and pinion focusing, subsidiary eye piece focusing, vertical plane, circular triple nose piece with sprung push button action, the limb with rotating radial movement, pillar stand on circular foot in mahogany case with accessories - 12¾in. high

细节
An oxidised and lacquered brass binocular microscope signed SMITH BECK AND BECK LONDON, WENHAMS BINOCULAR UNIVERSAL MICROSCOPE 4137, with rack and pinion focusing, subsidiary eye piece focusing, vertical plane, circular triple nose piece with sprung push button action, the limb with rotating radial movement, pillar stand on circular foot in mahogany case with accessories - 12¾in. high