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Magnification: 40–1000x. Binocular head, achromatic objectives, LED light with a collector

Binocular
The microscope head is a core element of the microscope that you look through to see a magnified sample
40 — 1000
How much the size of a sample increases when you observe it through a microscope
Laboratory/medical
Application and use of the microscope
Availability

Product ID 75420
Brand Levenhuk, Inc., USA
Warranty lifetime
EAN 5905555005256
Package size (LxWxH) 15.7x7.5x10.6 in
Shipping Weight 8.5 lb
Description

Levenhuk 400B is a binocular laboratory microscope for professional work for a microbiologist, medical worker, veterinarian, ornithologist, ecologist, or biochemist. This universal model can be used for bright field research as well as for research using oil immersion. This microscope features a reliable metal body, high-quality achromatic optics and bright LED light with a collector.

A binocular head is optimal for lengthy work with a microscope as it reduces eyestrain. It can be rotated 360° around its axis; a visual part is inclined at 30°. Wide-field eyepieces provide 10x magnification; achromatic objectives come pre-installed in a revolving nosepiece: they provide 4x, 10x, 40x, and 100x magnification. Total microscope magnification varies in the range from 40x to 1000x. The 40xs and 100xs objectives are equipped with protective spring-loaded frames of the front lens. A 100xs objective can be used for oil immersion.

The stage is equipped with a mechanical scale; under the stage there is an Abbe condenser with an iris diaphragm and a filter holder. Below, there is a lighting unit: an LED light with a collector. The light brightness is adjustable. As it is possible to use batteries to power the microscope, it is easy to use the device when you are away from a power outlet.

Features:

  • Binocular laboratory microscope, rotatable angled head
  • Observations in the bright field in incident light, oil immersion
  • Achromatic wide-field optics, magnification from 40x to 1000x
  • LED light with a collector and brightness adjustment
  • Metal body, standard eyepiece barrel diameter
  • Power supply is variable: by batteries or AC power supply

The kit includes:

  • Microscope
  • 4x, 10x, 40xs, 100xs (oil) achromatic objectives
  • WF10x/18mm eyepieces (2 pcs)
  • Abbe condenser N.A. 1.25 with an iris diaphragm and a filter holder
  • Charging power cord
  • Bottle of immersion oil
  • Filters: blue, green, yellow
  • Dust cover
  • User manual and lifetime warranty
Specifications
Product ID 75420
Brand Levenhuk, Inc., USA
Warranty lifetime
EAN 5905555005256
Package size (LxWxH) 15.7x7.5x10.6 in
Shipping Weight 8.5 lb
Type biological, light/optical
Head binocular
Optics material optical glass
Nozzle 360 ° rotatable
Head inclination angle 30 °
Magnification, x 40 — 1000
Eyepiece tube diameter, in 0.9
Eyepieces WF10x/18mm (2 pcs.)
Objectives achromatic: 4x, 10x, 40xs, 100xs (oil immersion)
Revolving nosepiece for 4 objectives
Interpupillary distance, in 1.9 — 3
Stage, mm 115x110
Stage moving range, mm 55/20
Stage features mechanical double-layer
Eyepiece diopter adjustment, diopters ±5
Condenser Abbe N.A. 1.25 with an iris diaphragm and filter holder
Diaphragm iris
Focus coaxial, coarse (12mm) and fine (0.002mm)
Body metal
Illumination LED
Brightness adjustment
Power supply 3 AA batteries (not included), 110–220V, via AC adapter (included, US type plug adapter is purchased separately)
Power supply: batteries/built-in battery yes
Light source type with a collector, 1W LED
Light filters blue, green, yellow
User level experienced users
Assembly and installation difficulty level easy
Application laboratory/medical
Illumination location lower
Research method bright field
Pouch/case/bag in set dust cover
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