National Optical's 450 Series has all the quality, features, and versatility of larger stereo models in a compact size. This series is designed to provide an upright, unreversed image and is ideal for viewing 3D objects and inspection.
All the quality features and versatility of larger stereo microscopes, in a compact size only 12" tall. Ideal size for elementary and middle school, rugged enough for high school. Upright, unreversed image is designed for three-dimensional objects and dissecting. Choose low magnification for a wide field of view, then high magnification for close-up detail.
Please note: Pictured is a 452TBL-10.
MAGNIFICATION
2x & 4x
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.
Paired objectives are parfocalled, parcentered, achromatic.
Magnification changed by rotating objective turret 90 degrees, to positive click stops.
Fixed head.
ILLUMINATION
4-position light control: top only, bottom only, top and bottom, off.
Top light (incidental) and bottom light (transmitted) corded 12v 10 watt tungsten illumination.
FOCUSING
Rack & pinion focusing with slip clutch and tension adjustment.
STAGE
Supplied with two 80mm stage plates, one frosted glass and one plastic black/white reversible contrast. Two locked-on stage clips.
FRAME
Rugged cast metal frame, gray enamel finish.
Height: 310mm (12-1/4 in.)
Base width: 115mm (4-1/2 in.), Base depth: 197mm (7-3/4 in.)
Net wt. 2.5 kgs (5.5 lbs)
PACKING
Molded styrofoam container with vinyl dustcover & rubber eyeshields.
Individual: Ship wt. 4.1 kgs (9 lbs), Dimensions 400x425x275mm (16x17x11 in.)
Master carton pack 4 each: Ship wt. 15 kgs (33 lbs), Dimensions 725x375x325mm (29x15x13 in.)
