Contents. 



page 



General Text. 1114 



Objectives and Eye-pieces 121 



Apochromatic Objectives 610 



Com pen sating Eye-pieces 10- -13 



Achromatic Objectives 1417 



Pairs of Objectives for Binocular Microscopes 18 



HUYGENIAX Eye-pieces 19 



Dissecting Lenses and Hand-Magnifiers 2226 



Stands 2785 



Diaphragms and Illuminating Appliances 2737 



Mechanical Stages 3742 



Focusing Appliances 4245 



Appliances for changing the Objectives on the Stand . . 4649 



Various Forms of Stands 5084 



Monocular Stands 5071 



Binocular Stands 7277 



Dissecting Stands and Lens-Holders 7884 



Cases for the Stands 84, 85 



Accessory Apparatus 86114 



Drawing Apparatus 8691 



Appliances for measuring and counting microscopical objects 91 98 



Apertometer, Test-plate, Diffraction Apparatus 99100 



Appliances for microscopic examination in polarized light 101105 



