List of the Apochromatic Objectives. 



Beside the objectives enumerated in this list the following apochromatic 

 objectives are made to order and adjusted exclusively for the 10-inch tube: 



12 mm, 0.65 num. Ap Price: Mk. 140. . Code-word: Paflon. 



6 mm, 0.95 num. Ap , 180. . Pagrauismo. 



The three 6 mm, 4 mm, 3 mm, objectives of the dry series and the 2.5 mm 



water immersion objective are supplied with correction-collars. 



