Optika B-69 Binocular Microscope

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Cordless, modern binocular microscope ideal for students and mainly primary schools with achromatic lenses (1000x), FN 18 eyepieces, finite optical system, coaxial focusing, StagErase™ eraseable mechanical stage, Abbe condenser and 1 W LED illumination with rechargeable batteries.

Delivery & Availability:
Typically 21 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.

SF1033560098-1
Brands:: Optika
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Description

Cordless, modern binocular microscope ideal for students and mainly primary schools with achromatic lenses (1000x), FN 18 eyepieces, finite optical system, coaxial focusing, StagErase™ eraseable mechanical stage, Abbe condenser and 1 W LED illumination with rechargeable batteries. Slim and easy to carry, it is equipped with arm/wrist rest support to reduce the fatigue during use and long lasting LED illumination to provide over 20 years of use.

Features:

  • Observation mode: Brightfield.
  • Head: Binocular, 30° inclined; 360° rotating.
  • Dioptric adjustment: Left eyepiece.
  • Eyepiece: WF10x/18 mm, secured by screw
  • Nosepiece: Quadruple ball bearings revolving nosepiece, reversed.
  • Objectives:
    – Achromatic 4x/0.10, with anti-fungus treatment
    – Achromatic 10x/0.25, with anti-fungus treatment
    – Achromatic 40x/0.65, with anti-fungus treatment
    – Achromatic 100x/1.25 (oil), with anti-fungus treatment
  • Specimen stage: StagErase™ eraseable mechanical stage, 125×125 mm, 62×24 mm X-Y movement range. Vernier scale on the two axes, accuracy: 0.1 mm.
  • Focusing: Coaxial coarse and fine focusing mechanism with limit stop to prevent the contact between objective and specimen.
  • Condenser: Abbe N.A. 1.25, pre-centered, focusable, with iris diaphragm.
  • Illumination: 1 W LED, with brightness control, rechargeable batteries.
  • Color temperature: 6,300 K. Multi-plug 100-240Vac/5Vdc external power supply.

 

Technical Specifications:

Observation Method – Transmitted Light Brightfield Yes
  Simple polarized light As optional
Main Body Type Upright
  Construction material Aluminum die-cast
  Trasportation handle Yes
Head Type Binocular (Siedentopf)
  Inclination 30°
  360° rotating Yes
  Interpupillary distance (mm) 55-75
  Dioptric adjustement On left tube
  Fixing screw for eyepieces Yes
  Tube inner diameter (mm) 23
Eyepieces Field number (mm) 18
  Magnification 10x
  Pointer As optional
  Micrometric scale As optional
Nosepiece Positions Quadruple
  Reversed Yes
  Bi-directional Yes
  Rotation on ball bearings Yes
  Objective thread RMS
Objectives Optical system 160
  Anti-fungus treatment Yes
  Parfocal distance (mm) 35
  Standard magnifications 40x-1000x
  Type Achromatic
  4x/0.10, W.D. 10.6 mm
  10x/0.25, W.D. 7.0 mm
  40x/0.65, W.D. 0.5 mm
  100x/1.25 (Oil), W.D. 0.13 mm
Stage Type Double layer
  Dimensions (mm) 125×125
  Moving mechanism Rack and pinion
  Moving range (mm) 62×24
  Material Anti-scratch painting
  Specimen holder Yes
  Slide number 1
  X-Y Vernier scale Yes
  Vernier scale accuracy (mm) 0.1
Condenser – Single

Position

Type Abbe
  Numerical aperture (N.A.) 1.25
  Diaphragms Iris
  Focusable By rotation
Focusing System Type Coaxial coarse & fine
  Coarse total travel (mm) 23
  Fine total travel (per single rotation) (mm) 1.2
  Fine graduations 100
  Fine resolution (µm) 12
  Upper stop to prevent contact Yes
Transmitted

Illumination

Type LED
  Light source power (W) 1
  Brightness control Manual
  Lifetime (hours) > 65,000
  Temperature (K) 6,300
  Max. required power (W) 1.5
Power Supply for

Transmitted

Illumination

Type External
  Microscope connector Jack, 2.1 mm
  Power plug type Multi-plug (EU, UK, US)
  Input voltage 100/240 Vac, 50/60 Hz
  Output voltage 5 Vdc 500 mA
  Rechargeable batteries Yes
  Battery type Ni-MH (3x, AAA size)
  Working time of batteries (hours) 4
  Charging time of batteries (hours) 8
Accessories Included Dust cover Yes
  Immersion oil (10ml) Yes
  User Manual Digital version (downloadable)
Product Dimensions Height (mm) 330
  Width (mm) 135
  Depth (mm) 235
Product Weight (kg) 3.0

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