Optika B-382PH-ALC Binocular Phase Contrast Microscope

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Phase contrast, darkfield and brightfield binocular microscope with W-PLAN objectives, rackless stage and combining the exclusive X-LED3  with ALC (Automatic Light Control) for great-looking, rich and highquality view.

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

Brands:: Optika


Phase contrast, darkfield and brightfield binocular microscope with W-PLAN objectives, rackless stage and combining the exclusive X-LED3  with ALC (Automatic Light Control) for great-looking, rich and highquality view.


  • Observation mode: Brightfield, phase contrast and darkfield (dry).
  • Head: Binocular, 30° inclined, 360° rotating (when ALC cable is unplugged).
  • Interpupillary distance: Adjustable between 48 and 75 mm.
  • Dioptric adjustment: On the left eyepiece tube.
  • Eyepieces: WF10x/20 mm, high eye-point and secured by screw.
  • Nosepiece: Quintuple revolving nosepiece, rotation on ball bearings.
  • Objectives:
    W-PLAN 4x/0.10
    W-PLAN PH 10x/0.25
    W-PLAN PH 40x/0.65
    W-PLAN PH 100x/1.25 (Oil/Water)
    All with anti-fungus treatment.
  • Specimen stage: Double layer rackless mechanical stage, 150×139 mm, 75×33 mm X-Y range.
  • Focusing: Coaxial coarse (adjustable tension) and fine focusing mechanism with limit stop to prevent the contact between objective and specimen.
  • Condenser: Phase condenser (10x/20x, 40x, 100x) with darkfield (dry) and brightfield.
  • Illumination (Fixed Koehler type): X-LED3 with white 3.6 W LED (6,300K) and brightness control. ALC system. Multi-plug 100-240Vac/6Vdc external power supply

Technical Specifications:

Observation Method –

Transmitted Light

Brightfield Yes
  Phase contrast (Positive type) Yes
  Darkfield 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) 48-75
  Dioptric adjustement On left tube
  Fixing screw for eyepieces Yes
  Tube inner diameter (mm) 23
Eyepieces Field number (mm) 20
  Magnification 10x
  Pointer As optional
  Micrometric scale As optional
  Diameter of micrometer glass (mm) 21
  High eyepoint (for glass wearers) Yes
  Rubber cup Yes
Nosepiece Positions Quintuple
  Reversed Yes
  Bi-directional Yes
  Rotation on ball bearings Yes
  Objective thread RMS
Objectives Optical system 160
  Anti-fungus treatment Yes
  Parfocal distance (mm) 45
  Standard magnifications 40x-1000x
  Type IOS

4x/0.10, W.D. 15.8 mm


10x/0.25, W.D. 12.2 mm


40x/0.65, W.D. 0.37 mm


100x/1.25 (Oil),

W.D. 0.13 mm

Stage Type Double layer
  Dimensions (mm) 150×139
  Moving mechanism Rackless
  Moving range (mm) 75×33
  Material Anti-scratch painting
  Specimen holder Yes
  Slide number 1
  X-Y Vernier scale Yes
  Vernier scale accuracy (mm) 0.1
Condenser – Multiple


Type Abbe.

Brightfield – Phase contrast – Darkfield (dry)

  Number of positions 5 (BF, 10x/20x, 40x, 100x, DF)
  Numerical aperture (N.A.) 1.25
  Removable Yes
  Diaphragms Iris
  Centrable Yes
  Focusable By rack and pinion
Focusing System Type Coaxial coarse & fine
  Coarse total travel (mm) 25
  Fine total travel (per single rotation) (mm) 0.2
  Fine graduations 100
  Fine resolution (µm) 2
  Upper stop to prevent contact Yes
  Adjustable tension Yes
  Flat knob for ergonomy Yes


Kohler illumination Fixed (full as optional)
  Type X-LED
  X-LED type X-LED3
  Light source power (W) 3.6
  Brightness control Manual

& Automatic (ALC)

  Lifetime (hours) > 65,000
  Temperature (K) 6,300
  Max. required power (W) 6
Power Supply for



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 6 Vdc  2.5A
Accessories Included Dust cover Yes
  Immersion oil (10ml) Yes
  Tension adjustment tool Yes
  Allen wrench Yes
  Centering telescope Yes
  Green filter Yes
  User Manual Digital version (downloadable)
Additional Information External rechargeable battery pack (as optional)
Product Weight Height (mm) 405
  Width (mm) 235
  Depth (mm) 370
Product Weight (kg) 8


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