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.

MICROSCOPE MAGNIFICATION
	Eyepieces
Objective	5x	10x	15x	20x
2x	10x	20x	30x	40x
3x	15x	30x	45x	60x