National 163-PH Phase Contrast Trinocular Microscope

Superior in design and in performance, the 160 series incorporates a wide range of features designed for university and laboratory use. Superb optical clarity and reliable mechanical engineering assure years of top performance. Plan phase lenses provide additional image contrast for live specimen. OPTICAL SYSTEM Widefield 10x /18mm eyepiece, pointer standard in one eyepiece. Accepts optional #965-160 eyepiece reticle. Trinocular viewing head with 30° inclined binocular eyepieces with dual diopters and interpupillary adjustment 54mm to 76mm, and vertical monocular tube with third eyepiece, rotates 360°. Vertical tube removes to permit mounting optional SLR or video adaptors. 3-position sliding rod directs light 100% to binocular eyepieces, or 100% to vertical tube, or 70% to vertical tube and 30% to binocular eyepieces. DIN standard 4x (0.10 N.A.), 10x (0.25 N.A.), 20x, 40xR (0.65 N.A.) and 100xR oil immersion (1.25 N.A.) plan phase objectives. All are parfocalled, parcentered and colo