National CordlessB-4 Binocular Microscope M3802CB-4

National M3802CB-4 Cordless Binocular Microscope

Performance

• Swift® high-resolution optics are parfocalled and parcentered
• Plastic iris diaphragm shield protects iris from damage

Research-grade features

• Binocular head is inclined at 45° and rotatable 360° for ergonomic viewing
• Interpupillary distance gauge for easy, repeatable adjustments
• Reversed nosepiece for easy stage access and slide manipulation
• W10xD 18-mm eyepieces
• 4xD, 10xD, 40xRD, and 100xRD infinity-corrected plan objectives for a flatter field on view; 40x and 100x objectives are spring-loaded and sealed to protect optics from contact damage
• Coaxial coarse and fine focusing controls
• Built-in mechanical stage with smooth-moving, low-drive coaxial controls
• 1.25 N.A. Abbe condenser with iris diaphragm increases contrast for sharp, crisp images

Cordless stand

• Built-in battery power indicator light changes from red to green when fully charged
• Ideal for field and environmental studies
• Allows for up to 50 hr of continuous use on a single 8-hr charge
• Long battery life (500 recharge cycles) assures years of hassle-free use

LED illumination

• Variable-intensity 0.5-W LED illumination produces energy-efficient cool white light with virtually no heat
• Easy-to-replace LED lasts up to 50,000 hr

Quality

• All-metal internal parts ensure durability
• Swift® Optical Limited Lifetime Warranty covers defective parts and workmanship for the life of the instrument