Optical System
NIS Infinite Optical System
Head
Seidentopf Binocular Head
Eyepiece
EW10x/22mm, Diopter Adjustable, Dia.30mm
Nosepiece
Quintuple Nosepiece, Dovetail Interface
NIS45 Infinity Plan Objective
4x/0.10, W.D.20.6mm
Focusing
Coaxial Coarse & Fine Adjustment
Working Stage
Double Layer Mechanical Rackless Stag
Condenser
Inserted Abbe Condenser N.A. 1.25