Stereo Microscope with Inclined Head and Dual Magnification All the quality features and versatility of larger stereo microscopes, in a compact size that is more efficient for many uses. Choose low or high magnification simply by turning the objective turret. Viewing head is 45 degrees inclined and rotates 360 degrees so that user can position microscope conveniently in forward or reverse viewing position. Post mount permits head to be adjusted up or down to accommodate larger objects on stage. OPTICAL SYSTEM • Paired widefield 10x eyepieces, left-side diopter adjustment, interpupillary adjustment from 55mm to 75mm. Eyepieces equipped with reticle holder/retainer to accept reticle with 23mm O.D. • Viewing head rotates 360°, adjusts up or down on post mount to accommodate difference size specimen. Paired objectives are parfocalled, parcentered and achromatic. Magnification changed by rotating objective turret 90° to positive click stops. ILLUMINATION • Top light (incidental) is 12v, 10 watt tungsten with adjustable beam. • Bottom light (transmitted) is 12v, 10 watt tungsten. • 4-position light control: top only/bottom only/top & bottom/off. • Professional, all-metal frame. • Rack & pinion focusing with slip clutch and tension adjustment. • Includes two 80mm stage plates: frosted glass and reversible black/white plastic contrast plate. • Locked-on stage clips. • Lifetime limited warranty, exclud

National 446 Series Specifications Eyepiece 45° inclined head, rotates 360° 80mm, frosted glass, reversible black & white Bottom Illumination Height/ Weight PACKING: • Individual: Ship wt. 9 lbs (4.1 kgs), Dimensions 16x17x11 in. (400x425x275mm) • Master carton pack 4 each: Ship wt. 33 lbs (15 kgs), Dimensions 29x15x13 in. (725x375x325mm) N ation al Op tical & Sc ie nt if ic Inst r um e nt s, Inc . 11113 Landmark 35 Drive San Antonio, TX 78233 USA Tel: (800) 275-3716 Fax: (210) 590-1104 E-mail: [email protected] Authorized Distributor Products subject to changes in material and design,...