National Optical 417TBL-10 Fixed Arm Dual Magnification (2X & 4X) Stereo Microscope

Price: $417.40
Product prices and availability are accurate as of 2018-10-08 11:13:11 EDT and are subject to change. Any price and availability information displayed on http://www.amazon.com/ at the time of purchase will apply to the purchase of this product.
Availability: In Stock
Usually ships in 2-3 weeks
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Manufacturer Description

National optical stereo microscope. Precise optical alignment assures a three-dimensional, upright, unreversed image that is unsurpassed for everything from dissecting work to examining circuit boards. This model is a real workhorse for education and industry. Change between two magnifications simply by turning objective turret. Both transmitted and incidental fluorescent illumination provide cool, efficient lighting. Paired widefield 10x eyepieces are 45 degree inclined, with diopter adjustment on left eyepiece. Interpupillary adjustment from 55 to 75-millimeters. Reticle holder accepts eyepiece reticle with 23-millimeters OD Viewing head rotates 360 degree. Paired objectives are parfocalled, parcentered, achromatic. Magnification changed by rotating objective turret 90 degree to positive click stop. Both incidental and transmitted lights are 110v 5 watt fluorescent, for brightness, cool temperature, and long life. Base mounted light controls permit choice of top only, bottom only, or dual illumination. Heavy-duty rack and pinion focusing with slip clutch and tension adjustment. Includes two 80-millimeters stage plates, frosted glass and reversible black/white plastic. Blue filter for transmitted light. Locked on stage clips. Cast metal frame, gray enamel finish. Total magnification: 20x, 40x. Field size: 20 and 40-millimeters. Working distance: 94-millimeters. Maximum specimen height: 31-millimeters. Molded styrofoam container with rubber eyeshields, vinyl dustcover and instruction manual. 5 year limited warranty, excluding bulbs and fuses.

Product Features

Paired widefield 10x eyepieces are 45 degree inclined, with diopter adjustment on left eyepiece, interpupillary adjustment from 55 to 75-millimeters Reticle holder accepts eyepiece reticle with 23-millimeters OD Viewing head rotates 360 degree Paired objectives are parfocalled, parcentered, achromatic Lifetime limited warranty, excluding bulb, cord, and fuse

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