﻿XVI, 4. Neue Literatur. 521 



Reichert's „Austria" microseope (Jouin. Miciosr. Soc-. IKJt!», pt. 4, p. 432). 

 Reichert's new pocket luicroscope (.lourn. K. Microsc. Soc. IMOi», pt. 4, 

 p. 432). 



1». Objeotiv. 



(Keeley, F. J.,) Effect of cover-glass thickness on tlu^ Performance of 



wide aperture dry objectives (Journ. R. Microsc. Soc. 1899, pt. 4, 



p. 437; vgl. Microsc. Bull. 1899, p. 12). 

 Ryther, L. E., A test of focal depth (Journ. applied Microsc. vol. II, 



1899, no. 9, p. 497). 

 Primitive form of lens-correction (Journ. R. Microsc. Soc. 1899, pt. 4, 



p. 436). 



c. Tubus. 



(M.) Fine adjustment of the microseope (Journ. R. Microsc. .Soc. 1899, 

 pt. 5, p. 535 ; vgl. Zeitschr. f. angew. Mikrosk. Bd. IV, 1898, p. 86). 



Nelson, E. M., On the evolution of the fine adjustment (Journ. R. Microsc. 

 Soc. 1899, pt. 4, p. 366). 



Dust- proof triple nose-piece (Journ. R. Microsc. Soc. 1899, pt. 4, p. 44(J). 



d. Beleuchtungsapparate. 



Köhler's apparatus for uniform illumination (Journ. R. Microsc. Soc. 1899, 

 pt. 5, p. 541; vgl. diese Zeitschr. XVI, 1899, p. 1). 



e. Tisch. 



Eternod's new large model mechanical stage (Journ. R. Microsc. Soc. 



1899, pt. 4, p. 434; vgl. diese Zeitschr. Bd. XV, 1898, p. 417). 

 Reichere's eleitrically heated stage (Journ. R. Microsc. Soc. 1899, pt. 4, 



p. 438). 



