﻿130 Neue Literatur. XVI, 1. 



b. Objectiv. 



Hartiug, H. , Formeln zur Berechnung" <ler Mikroskopobjective geringer 

 Apertur (Zeitschr. f. Instrumentenk. Bd. XVIII, 1898, IL 11, p. 331). 



(Harting, H.,) New microscope objective for zoological and other biolo- 

 gical investigations under water (Journ. R. Microsc. Soc. 1898, pt. (>, 

 p. 677; vgl. diese Zeitschr. Bd. XV, 1898, p. 102). 



c. Beleucbtungsapparat. 



Keeley, F. J. , Neglected feature in the construetion of achromatic con- 



densers (Microsc. Bull. 1899, Febr., p. 5). 

 Keeley, F. J., Some simple methods of producing vertical illumination 



(Microsc. Bull. 1899, Febr., p. 7). 



d. Verschiedenes. 



(Strehl, K. ,) Abbe's theory of the microscope (Journ. R. Microsc. Soc. 



1898, pt. (3, p. (J79; vgL Centralzeitg. f. Opt. u. Mechan. 1898, No. 18, 



p. 71). 

 (Wright, L.,) Microscopic Images and vision (Journ. R. Microsc. Soc. 1898, 



pt. 5, p. 592; vgl. Pliilos. Mag. 1898, p. 480). 

 Microscope by John Cuff (Journ. R. Microsc. Soc. 1898, pt. 6, p. 675). 

 Old french microscope (Journ. R. Microsc. Soc. 1898, pt. 6, p. 674). 

 „Newtonian" universal science lantern (Journ. R. Microsc. Soc. 1898, pt. 6, 



p. 678). 

 Projection microscope. A new departure (Journ. applied Microsc. vol. I, 



1898, no. 11, p. 194). 



3. Mikrophotographie. 



Antoni , F, , Om mikrofotografien och dess betydelse för mikroskopisk 

 forskning [Ueber die Mikrophotographie und ihre Bedeutung für die 

 mikroskopische Forschung] (Hygiea Bd. LX, 1898, no. 4, p. 372). 



Moupillard, La microphotographie polj'chrome (Comptes Rend. de la Soc. 

 de Biol. 1898, no. 27, p. 814). 



