Optical system：Parallel-optics zoom system
Total magnification：5X to 378X depending on eyepiece and
objective used. (15X to 283X when coaxial
episcopic illuminator is attached)
Eyepiece tubes：Standard Binocular, Low Eye-level Binocular,
Tilting Binocular
Eyepiece inclination：20° (Standard Binocular)/20° (Low Eye-level
Binocular)/0-30° (Tilting Binocular)
Interpupillary distance adjustment：48–75mm (1.9–3.0 in.)
Eyepieces (with diopter adjustment)：C-W10X (F.N. 22), C-W15X (F.N. 16), C-W20X(F.N. 12.5), C-W30X (F.N. 7)
Zooming range：1X to 6.3X
Zooming ratio：6.3 : 1
Objectives：P-Plan 1X, P-Achro 0.5X, P-ERG Plan 1X
ERGO, ED Plan 0.5X, 0.75X, 1X, 1.5X, 2X; ED
Plan Apo 1X
Illumination systems：
P-ICI Coaxial Episcopic Illuminator (15V-150W
halogen) (Not usable with 0.5X or 2X
objectives) Intermediate Magnification 1.5X
G-LS 6V-10W Illuminator
G-LS 6V-10W Illuminator (with G-EIA
Articulated Supporting Arm or SMZ-U
Articulated Arm)
C-DSLS 6V-20W Illuminator (with SMZ-U
Articulated Arm)
6V-20W SMZ-U Epi-Illuminator
C-FPS Fluorescent Ring Illuminator
SMZ-U Plastic Fiber-Optic Ring Illuminator R2
(15V-150W halogen)
Plastic Fiber-Optic Bifurcated Illuminator D2
(15V-150W halogen)