AmScope B690 Series Binocular Compound Microscope up to 2500X Köhler Illumination Plan Optics

Professional Observation with the AmScope B690 Series Binocular Compound Microscope

Infinity optics, Köhler illumination, and up to 2500X magnification for superior performance in labs and educational settings.

The AmScope B690 Series is designed to meet the demands of biology professionals and advanced educators. With an infinity optical system and plan-achromatic lenses, this series delivers crisp, distortion-free images with excellent contrast. Its Köhler illumination system ensures centered, even lighting for prolonged observation sessions with minimal eye strain. Available in four magnification configurations (up to 1000X, 1500X, 2000X, and 2500X), it adapts to multiple levels of microscopic analysis.

Key Features:

• Four magnification ranges: choose between 40X-1000X, 1500X, 2000X, or up to 2500X setups.
• Plan-achromatic lenses: sharp images with flat field correction and color fidelity.
• Infinity optics: reduces optical distortion and enhances resolution.
• Köhler halogen illumination: uniform, controllable light, ideal for contrast and definition.
• Ergonomic binocular head: 30° inclined, 360° rotatable with adjustable Siedentopf mechanism.
• Double-layer mechanical stage: low-position controls and precise X-Y movement.
• Software compatibility: ideal for digital cameras and laboratory workflow.

• Specifications
• In the Box
• Optional Items

• Specification	40X-1000X	40X-1500X	40X-2000X	40X-2500X
  Eyepieces	10X	10X and 15X	10X and 20X	10X and 25X
  Magnification levels	4 levels	8 levels	8 levels	6 levels
  Objectives	4X, 10X, 40X, 100X plan-achromatic
  Optics	Plan, Achromatic, Infinity
  Illumination	12V/20W Halogen, Köhler
  Head	Binocular, 30° incline, 360° rotation
  Stage	Double-layer mechanical, 180 x 150 mm
  Condenser	Abbe NA 1.25 with iris diaphragm
  Electrical compatibility	85-230VAC 50/60Hz
  Recommended use	Higher education, lab, veterinary

• 40x-1000x

  • X1 Binocular head
  • X1 Microscope body
  • X4 Objectives: 4X, 10X, 40X, 100X
  • X1 Pair of 10X eyepieces
  • X3 Color filters
  • X1 Spare halogen bulb
  • X1 Spare fuse
  • X1 Power cord (US and Canada standard)
  • X1 Dust cover
  • X1 Immersion oil sample

  40x-1500x

  • X1 Binocular head
  • X1 Microscope body
  • X4 Objectives: 4X, 10X, 40X, 100X
  • X1 Pair of 10X eyepieces
  • X1 Pair of 15X eyepieces
  • X3 Color filters
  • X1 Spare halogen bulb
  • X1 Spare fuse
  • X1 Power cord (US and Canada standard)
  • X1 Dust cover
  • X1 Immersion oil sample

  40x-2000x

  • X1 Binocular head
  • X1 Microscope body
  • X4 Objectives: 4X, 10X, 40X, 100X
  • X1 Pair of 10X eyepieces
  • X1 Pair of 20X eyepieces
  • X3 Color filters
  • X1 Spare halogen bulb
  • X1 Spare fuse
  • X1 Power cord (US and Canada standard)
  • X1 Dust cover
  • X1 Immersion oil sample

  40x-2500x

  • X1 Binocular head
  • X1 Microscope body
  • X4 Objectives: 4X, 10X, 40X, 100X
  • X1 Pair of 10X eyepieces
  • X1 Pair of 25X eyepieces
  • X3 Color filters
  • X1 Spare halogen bulb
  • X1 Spare fuse
  • X1 Power cord (US and Canada standard)
  • X1 Dust cover
  • X1 Immersion oil sample
• • Compatible USB digital cameras
  • Image capture and analysis software
  • Additional eyepiece lenses (15X, 20X, 25X)