No. 50 816. 



Projection Lanterns. Epidiascope. 



165 



50 808. 1 : 10. 



-2 

 5 



S 



<! 

 o 



x 



- 



50 810, 50 817. 1:18. 



50810, 50817, 50826. 1:18. 



50.810. Epidiascope (Zeiss') for projecting with reflected and transmitted light, Figure, * d- 

 with 30 amp. Direct Current Projector and fine adjustment for the projection system, 



with erecting mirror (which can be tilted), without regulating resistance or objective, 

 Figures 62. 0. 



50.811. do., with 50 amp. Direct Current Projector and erecting mirror (can be tilted); ', 

 without regulating resistance or objective |67. 0. 



50,812. Zeiss Tessar, Series 1 c, No. 17, focal length 250 mm, for Diapositives to .13x21 cm 



16. 0.0 



50.815. Change Slider, for introducing the pictures from one side of the apparatus: without 

 rotatory insertion disc 4.19.0 



50.816. Rotatory Disc for laying the pictures in the change slider No. 50,815, Size 8.5x8.5. 

 8.5x10, 9x12, 13x18 cm Each 0. 9.0 



Cl. 4701. 



244. 245. 



