130 L. CASELLA'S CATALOGUE 



FIG. 1560. FIG. 1567. 



CAMERAS, PRISMS, MIRRORS, ETC. 



NeomonoscopeS; for giving stereoscopic effect to Carte-de-Visite portraits, of which 

 it holds twelve. 



1556. NEOMONOSCOPE, covered with plain cloth . . . 010 



1557. NEOMONOSCOPE, in mahogany polished, with large lens . . 026 



1558. NEOMONOSCOPE superior, in ebony, and gilt or red; large lens . 056 



(il'aphoscopeS; for developing and giving beautiful stereoscopic effect to landscapes, 

 and the various productions of photography, forming also an excellent stereo- 

 scope for opaque or transparent objects (fig* 1560): 



1559. GEAPHOSCOPE in mahogany, in neat case, complete . ' . 2 12 6 



1560. GEAPHOSCOPE in walnut . . . . .' . 3. 3 



1562. GEAPHOSCOPE in walnut ; extra large size . . . 550 



1563. ANOETHOSCOPE, OE MAGIC PICTTJEES, with twelve diagrams, by which masses 



of colours and apparent distortions are made to revolve and represent inte- 

 resting and beautiful figures and pictures . . -.120 



1564. PHANTOSCOPE, for projecting figures in air, being one of the illusions of the 



concave mirror . . . . . ... 2 10 



1565. POLEMISCOPE, by which an object is seen, though an opaque body be placed 



before it, 12s. to . . .. . . . 1 10 



1566. CYLINDEICAL OE DISTOETING MIEEOES, in rosewood frames, 8 inch, by 6 inch., 



1 10s. Od. ; 9 inch, by 7 inch. V - , .' . 200 



1567. Camera Lncida (WOLLASTON'S), by means of which objects are shown on a sheet 



of paper, so that a correct drawing can be made even by those unaccustomed 

 to use the pencil. In sketching from nature it is of the greatest use, as by its 

 means an indifferent draughtsman may correctly portray the view before him. 

 Portraits may also be taken the size of life, or to any less size ; whilst pai nt- 

 ings, prints, maps, drawings, machinery, etc., may be drawn in true perspec- 

 tive to any scale. Price, in maroon case, for the pocket, with instructions 

 (fig. 1567) ... . . . 1 12 6 and 2 5 



