ZOOLOGY AND BOTANY, MICROSCOPY, ETC. 



203 



MICROSCOPY. 

 A. Instruments, Accessories, etc.* 



(1) Stands. 



Leitz' Stereoscopic Binocular Microscope for Metallurgical Pur- 

 poses.! — A very complete and substantially built binocular Microscope, 

 giving an erect and truly stereoscopic image and possessing many desirable 

 features, has been constructed by the firm of E. Leitz to the specification 



Pig. 20. 



and design of Wesley Lambert, late Chief Metallurgist of the Royal 

 Gun Factory at Woolwich. Figs. 20 and 21 serve to show the principal 

 features of this model which is of the Greenough type. Two body- 

 tubes are so arranged as to bring the same object into focus in the axis 



* This subdivision contains (1) Stands ; (2) Eye-pieces and Objectives ; (3) 

 Illuminating and other Apparatus ; (4) Photomicrography ; (5) Microscopical 

 Optics and Manipulation ; (6) Miscellaneous. 



t Special Catalogue. E. Leitz, London. 



