352 HOW TO SEE WITH THE MICROSCOPE. 



36. Acme Binocular, with one pair oculars, and outfit as 

 above . . 75.00 



3c. Acme Monocular, as above, with # objective of 32 

 and i of 100, and small bull's eye condenser, . . 75.00 



3d. Acme Binocular, as above, with f of 32, i of 100 

 and bull's eye, . 100.00 



2a. Large Acme Monocular, rotating glass stage, sub- 

 stage, with rack and pinion, in polished mahogany case 

 with side case for accessories, 100.00 



26. Large Acme Binocular, same as above, with addition- 

 al nose-piece, as per circular, 135.00 



2c. Large Acme Monocular, as above, with mechanical 

 stage and 2 pair oculars, 135.00 



2d. Large Acme Binocular, as above, with mechanical 

 stage and 2 pair oculars, 170.00 



PRICES OF ACCESSORIES. 



Mechanical stage for Acme No. 3, .... $16.00 

 Walnut base with lamp and adjustable stand, with brass 

 fitting to receive lower end of pillar, converting the Ac- 

 me into a Class Microscope, 5.50 



Camera Lucida, 5.50 



Neutral Tint (Beale's), 3.00 



Iris Diaphragm, 4.50 



Sub-stage fitting for using objectives as condensers, . l.OiJ 



Woodward's prism, unmounted, 1.50 



" mounted to screw in stage, . . 4 00 



Mechanical Stage, 25.00 



Sliding Object Carrier, fitted to stand, .... 4.00 



Paraboloid, plain, 8.50 



Parabolic Illuminator, 8.50 



Polarizer for Acme, selenite screwing in stage, to rotate 



independently of Nichol prism, 13.50 



Polarizer, best, with large prism, 18.00 



Mechanical Finger, 6.50 



Solid Ocular, i, |, i inch, .... 8.00 



