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Kern OBL-1 Compound Variable Laboratory Microscope

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KERN-OBL
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Note: this product is available in three variations. Please see the table below for more information on the difference between each.

Variable, flexible and simple to use, Kern’s OBL-1 microscope is great for use in schools, universities, training and research/laboratory applications.

The overall configuration of the Kern OBL-1 microscope you choose depends on the model chosen – these scopes can be supplied with both binocular and trinocular eye pieces, with 20W halogen or 3W LED lights and other variations (for more information, see the table below).

All models in the OBL-1 series come with infinity E plan achromatic lenses which easily install into the microscope and can be switched between as needed. All models ship with four lenses: 4x, 10x, 40x and 100x.

For models with trinocular heads, it’s possible to also fit a camera (sold separately) to record footage from the microscope.

Kern OBL-1 Compound Infinity E-Plan Microscope Key Features

  • Laboratory-grade compound microscopes
  • Selection of different models available
  • Binocular or trinocular comfortable eyepieces (depends on model)
  • Equipped with either a 20W halogen or 3W LED light (depends on model)
  • Diopter adjustment
  • Nosepiece accepts up to four objectives simultaneously
  • Large-size stage
  • All models supp
  • Optional darkfield unit, polarising unit, independent phase contrast unit and fluorescence unit (sold separately – please call for more information).

Microscope Difference Table

This table outlines the difference between the models in the OBL series.

Full tech specs are only currently available for OBL 125 and OBL 127. Please call for information on other model numbers.

√ = standard configuration

Optional = can be configured with this option - please call for any enquires about different configurations

Model Outfit Kern Model Number
OBL 125 OBL 127 OBL 135 OBL 137

OBL 145

OBL 155
Eyepieces HWF 10x / Ø20mm diameter √√ √√ √√ √√ √√ √√
WF 16x / Ø13mm diameter Optional Optional Optional Optional Optional Optional
HWF 10x / 20mm diameter (with pointer) Optional Optional Optional Optional Optional Optional
Infinity E-Plan Objectives

4x/ 0.10 W.D. 12.1mm
10x /0.25 W.D. 2.1mm  Optional Optional
40x/ 0.65 (spring) W.D. 0.58mm  Optional Optional 
100x/ 1.25 (oil) (spring) W.D. 0.19mm
Plan 20x / 0.40 (spring) W.D. 2.41mm Optional Optional Optional Optional Optional Optional
Plan 60x / 0.80 (spring) W.D. 0.33mm Optional Optional Optional Optional Optional Optional
Plan 100x / 1.15 (water) (spring) W.D. 0.18mm  Optional Optional Optional Optional Optional Optional
Binocular Tube
  • Siedentopf, 30° inclined, 360° rotatable
  • Interpupillary distance: 50 to 75mm (for infinity system)
  • With diopter adjustment (one-sided)
Optional Optional Optional
Trinocular Tube
  • Siedentopf, 30° inclined, 360° rotatable
  • Interpupillary distance: 50 to 75mm
  • Light distribution: 20:80 (for non-infinity system)
  • With diopter adjustment (one-sided)
Optional Optional Optional
Mechanical Stage
  • Stage size WxD 145x130mm
  • Travel 72x52mm
  • Coaxial Coarse and fine focusing knob, scale: 2μm
  • Two slide holder 
Condenser

Abbe N.A. 1.25 precentered (aperture diaphragm) - -
Abbe N.A. 1.25 precentered, for bright field and phase contrast - - - -
Illumination 6V/20W Halogen (Transmitting) - -
3W LED illumination system (transmitting) (non-rechargeable) - - - -
Darkfield Unit N.A. 0.85-0.91 (dry paraboloid) Optional Optional Optional Optional Optional Optional
Polarising Unit Analyser/polariser Optional Optional Optional Optional - -
Phase Contrast Unit (including PH Condenser and PH-Slides)









Infinity PH-plan objective 10x - - - -
Infinity PH-plan objective 20x - - - - Optional Optional
Infinity PH-plan objective 40x - - - -
Infinity PH-plan objective 100x - - - - Optional Optional
PH Slide 10x - - - -
PH Slide 20x - - - - Optional Optional
PH Slide 40x - - - -
PH Slide 100x - - - - Optional Optional
Centring eyepiece - - - -
Single unit with ∞ PH-Plan objective 10x Optional Optional Optional Optional - -
Single unit with ∞ PH-Plan objective 20x Optional Optional Optional Optional - -
Single unit with ∞ PH-Plan objective 40x Optional Optional Optional Optional - -
Single unit with ∞ PH-Plan objective 100x Optional Optional Optional Optional - -
Fluorescence Unit

100W HBO Epi Fluorescence unit, three-hole slide (B/G) including centering objective Optional Optional Optional Optional - -
3W LED Epi Fluorescence unit, three-hole slide (B/G) including centering objective Optional Optional Optional Optional - -
Filter

Blue (built-in)
Green Optional Optional Optional Optional
Yellow Optional Optional Optional Optional Optional Optional
Gray Optional Optional Optional Optional Optional Optional

C-Mount
0.47x (focus adjustable) Optional Optional Optional - - -
0.5x (focus adjustable) - - - Optional - Optional
1x Optional Optional Optional Optional - Optional

 

Part CodeOBL 125
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