Besides this catalogue the following publications (in English, French or 

 German) may be had gratis on application: 



Micro-photographic Apparatus for visible and also for ultra-violet 



light, 



Projection Apparatus, JBpiscope, Epidiascope, 

 Appliances for the investigation of Ultra-microscopical Particles, 



Photographic Objectives (Planar, Unar, Tessar, Protar); Reversing 

 Prisms, Fluid Cells for Colour Screens, Focussing Glasses etc., 



Palmos-Cameras with Focal-Plane Shutter, Mininum-Palmos, Stereo- 

 Palmos, Universal-Palmos, 



Zeiss Pack- Slide for flat films, 

 Tele- Adapter for Hand Cameras, 

 Stereoscopes and Verants, 



Zeiss Field-Glasses and Portable Stereo-Telescopes (with enhanced 

 stereoscopic effect), 



Prism-Telescopic Rifle Sights, 



Binocular and Monocular View Telescopes for Portable Stands 

 and Stationary Motintings, 



Stereo- Telemeters, 

 Stereo- Comparators, 



Optical Measuring Instruments for Chemist and Physicist (Spectro- 

 meters, Refractometers, Spectroscopes, Longimetrical Apparatus, Compara- 

 tors, Interferometers, Dilatometers etc.), 



Inter-pupillary-dista,nce Gauges for Oculists, 

 Astronomical and Astro-photographical Objectives, 

 Astronomical Telescope Mountings and Astronomical Accessories. 



We shall be glad to supply for scientific publications electros of the 

 illustrations contained in this catalogue, also reductions of the same as far as 

 such are available. 



Unauthorised reproduction of illustrations or of portions of the text of 

 this catalogue will be dealt with under the Laws relating to Copyright. 



An asterisk * denotes that the appliances specified in the general part of 

 this catalogue have originated in our Works, i. e., were either introduced by us 

 as new specialities or, at any rate, first made by MS in the form described. 



