National Optical 167 Advanced Series Binocular Biological Microscope (167, 168, 169)

Superior in design and performance, National Optical's 167 Series incorporates a wide range of features designed for university and laboratory use. Superb optical clarity and reliable mechanical engineering assure years of top performance. Choose from four grades of objective lenses - semi-plan, super high contrast, plan, and plan phase. All objectives are parfocalled, parcentered, and color-coded.

All models have WF10X Eyepieces, 1.25 Abbe Condenser, LED illumination, and mechanical stages. 

Trinocular versions include video C-mount adapter (930-005).

OPTICAL SYSTEM

• Widefield 10x /18mm eyepiece
• 45° inclined monocular viewing head rotates 360° for easy sharing by more than one student
• DIN standard 4x (0.10 N.A.), 10x (0.25 N.A.), 40xR (0.65 N.A.) and 100xR oil immersion (1.25 N.A.) semi-plan objectives. All are parfocalled, parcentered and color-coded
• Quad objective turret is ball-bearing mounted for smooth, precise positioning of objectives, features textured rubber knurling for easy grip. Mounted in reverse position to facilitate ease in changing slides
  

ILLUMINATION

• 3W LED variable illumination
• 110V-220V external auto-switching power supply
• CE certified

FOCUSING

• Coaxial coarse and fine focusing controls
• Coarse has tension adjustment
• Fine is graduated

STAGE

• Large 140mm x 135mm rackless mechanical stage
• Built-in, low profile, ball-bearing mounted mechanical specimen holder with low-position coaxial controls, 70mm (x) by 50mm (y) movement with graduations of 0.1mm
• 1.25 N.A. Abbe condenser has rack & pinion focusing and iris diaphragm

FRAME

• Rugged cast aluminum, gray enamel finish
• Base dimensions: 185mm x 235mm (7-1/4 in. x 9-1/4 in.)
• Height: 420mm (16-1/2 in.). Net wt. 6.3 kgs (13.9 lbs)
  

PACKING

• Molded styrofoam container with vinyl dustcover
• Individual: Ship wt. 15 kgs (33 lbs), Dimensions 61x28x43cm (24x11x17 in.)
• Master carton pack 1 each: Ship wt. 15 kgs (33 lbs), Dimensions 61x28x43cm (24x11x17 in.)
  

WARRANTY

• Lifetime limited warranty, excluding bulb, cord, and fuse.

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