National Optical 405TBL Stereo Microscope

National Optical 405TBL single magnification microscope with both top and bottom lights. Optional eyepieces may be purchased to achieve different magnifications.

• Objective Lenses: Objectives are parfocalled, parcentered, and achromatic. Standard magnification of 20x is considered ideal. Available objectives include 2x or 3x.
• Eyepieces: Microscope includes widefield 10x eyepieces. Additional 5x, 15x or 20x eyepieces are available. Includes diopter on left side. Interpupillary adjustment from 50mm to 75mm. Accepts optional (#965-400-05) and (#965-400-10) eyepiece reticles.
• Total Magnification: 20x or 30x is standard. Additional magnifications obtained by ordering additional eyepieces. See chart below.
• Specimen Stage: 80mm reversible black/white plastic contrast plate and 80mm frosted glass stage plate, with locked-on stage clips.
• Focusing: Rack and pinion focusing with slip clutch and tension adjustment. Viewing head adjusts up and down to accommodate different specimen sizes.
• Illumination: 12v 10 watt built-in incidental (top) and transmitted (bottom) illumination with base mounted on/off switch. Lights can be used independently of each other.
• Size & Weight: 10 7/8 " high, 6 lbs.
• Warranty: 5-Year limited warranty excluding bulbs and fuses.

Click here to see ideas of things to view with this microscope.