National Optical D-STELLAR 1 PRO-B Binocular Microscope

• Head: 360º rotatable binocular viewing head with 30º inclined eyepieces
  
• Eyepieces: Includes widefield 10x/ 18mm eyepieces with adjustable interpupillary distance 48mm to 75mm.
  
• Objective Lenses: Four hole nose piece has infinity corrected objectives with the following specifications:
  • SA plan infinity 4x, NA = 0.10, WD = 15.5mm
  • SA plan infinity 10x, NA = 0.25, WD = 7mm
  • SA plan infinity 40x, NA = 0.65, WD = 0.71mm
  • Optional, select when ordering: SA plan infinity 100x oil, NA = 1.25, WD = 0.14mm
• Total Magnification: 40x, 100x, 400x, optional 1000x
• Specimen Stage: Coaxial mechanical stage with spring-loaded specimen holder measures 125mm x 115mm with X/Y range of 70mm x 25mm.
• Condenser: Built in 1.25 NA condenser with iris diaphragm.
  
• Focusing: Coaxial coarse and fine focusing controls with a graduated fine focus knob. Fine focus precision has a 3.4µm increments. Can move 14mm in the Z axis. 
  
• Illumination: 1W LED light
  
• Size & Weight: 338mm (L) x 171mm (W) x 338mm (H), 9.5 lb (4.3 kg)
• Warranty: Electrical parts have a 1 year warranty; 5 year limited warranty on microscope.