ANTIQUE W. WATSON & SONS, 313 HIGH HOLBORN, LONDON BRASS MONOCULAR MICROSCOPE W/ TURRET MOUNT OBJECTIVES TOTALING THREE (3) INCLUDING TWO (2) BY R. PRIOR & CO. & one (1) BY J. D. SIDEALL
A good quality late Victorian antique brass compound monocular microscope by William Watson & Sons of London, often referred to as a variation of the company's popular 'Fram' model. It is fitted with THREE (3) objectives crafted including as follows;
1.) 1/12 1mm Oil Immersion N.A. 1-30 by R. PRIOR & CO.
2.) 1/6 N.A. 85 by R. PRIOR & CO.
3.) 1/12 Oil Immersion by J. D. SIDEALL - Rochester, NY
Also included is a removable bullseye condenser assembly on an articulated arm, the high quality mechanical stage, coarse and fine focusing and a plano concave substage mirror beneath the stage in excellent condition with no cracks or discolorations. It is nicely engraved "W Watson & Sons, 313 High Holborn, London" at the rear base of the stand, which also bears the serial number of 10133. It has a height of approx. 13" in the closed position. There are TWO (2) original stage clips.
Watson and Sons were opticians and camera makers, founded in 1837 by William Watson. In later years, the company remained in the same family, run by William's sons Charles and Henry. The company quickly earned a strong reputation for the production of fine quality instruments.