National optical & scientific instrument inc. 6508 tri-county parkway schertz, texas 78154 phone (210) 590-9010 fax (210) 590-1104 instructions for stereoscopic microscopes model numbers 400 400tl 400tbl 405tbl copyright © 1/2/01 national optical & scientific instrument inc..
Rubber eyeshields eyepieces (ocular lens) knurled diopter adjustment post locking knob focusing knob post head of microscope objective lens incidental (top) illumination (included on all models except #400) stage clips stage plate base (illustrated is #400tbl having both incidental (top) and transmi...
3 stereoscopic microscopes are used for viewing 3-dimensional objects, inspection or assembly of small parts, and for dissection of biological specimen. They provide an upright, unreversed image which permits easy manipulation of the object being viewed while looking through the microscope. They are...
4 magnification chart (illuminated models) objective eyepiece wf10x (supplied) wf15x (optional) maximum total magnification field size total magnification field size working distance specimen height 2x 20x 10mm 30x 6.5mm 65mm 58mm 3x 30x 6.7mm 45x 4.3mm 55mm 60mm 4x 40x 5mm 60x 3.3mm 40mm 60mm magni...
5 black/white plate. Such damage will not be covered by warranty. It is acceptable to leave the glass plate in place for most viewing purposes. The black/white contrast plate can be used when viewing opaque objects or for dissecting. Choose side of plate providing best contrast with specimen. Rememb...
6 maintenance warning: for your own safety, turn switch off and remove plug from power source before maintaining your microscope. If the power cord is worn, cut or damaged in any way, have it replaced immediately to avoid shock or fire hazard. Optical maintenance 1. Do not attempt to disassemble any...
7 2. To replace bottom light (tbl models only), you will require national part #800-400, same as above. Remove stage plate and observe lamp held in place by pressure clips in base. Carefully grasp bulb and remove from clips by pulling straight out. Holding new bulb with tissue or cloth to avoid gett...
8 warranty - 5 year limited warranty please see our website, www.Nationaloptical.Com , for complete warranty details and exclusions. (revised 1/13/10) www.Microscopeworld.Com info@microscopeworld.Com 800-942-0528.
