OKM 173 - Microscope Kern - Free user manual and instructions
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| Product Type | Monocular Compound Microscope |
| Magnification Range | 40x – 1000x (4x, 10x, 40x, 100x objectives) |
| Eyepiece | WF10x/18mm |
| Stage | Double-layer mechanical stage with scales, 110x120mm |
| Condenser | Abbe condenser NA 1.25 with iris diaphragm |
| Illumination | LED (0.5W) with adjustable brightness |
| Power Supply | AC 100-240V, 50/60Hz (built-in power supply) |
| Dimensions | 330 x 200 x 400 mm (L x W x H) |
| Weight | Approx. 3.5 kg |
| Focus Mechanism | Coaxial coarse and fine focusing with tension adjustment |
| Head | Monocular, 45° inclined, 360° rotatable |
| Nosepiece | Quadruple revolving nosepiece |
| Filter Holder | Built-in for 45mm filters |
| Cleaning Instructions | Use lens paper and isopropyl alcohol; wipe body with dry cloth |
| Safety Features | Auto shut-off after 30 min of inactivity |
| Spare Parts Available | Objectives, eyepieces, bulbs, fuses, stage clips |
| Warranty | 2 years (excluding consumables) |
| Usage | Educational and hobby microscopy |
Frequently Asked Questions - OKM 173 Kern
How do I clean the lenses of the Kern OKM 173 microscope?
Use lens paper or a soft microfiber cloth lightly moistened with isopropyl alcohol. Wipe gently in a circular motion. Avoid using regular tissue or water.
What is the maximum magnification of the OKM 173?
The maximum magnification is 1000x using the 100x oil immersion objective and the WF10x eyepiece.
How do I replace the LED bulb?
The LED is built-in and not user-replaceable. If the illumination fails, contact Kern support for service.
Can I use oil immersion with the OKM 173?
Yes, the 100x objective is designed for oil immersion. Use immersion oil only on the 100x objective and clean it after use.
The image is blurry even after focusing. What should I do?
First, clean the lenses. Then ensure the condenser aperture is set correctly. Also check that the slide is placed properly on the stage.
How do I adjust the brightness?
Turn the brightness adjustment knob located on the right side of the base. Rotate clockwise to increase, counterclockwise to decrease.
What type of slides can I use?
Standard glass slides (75x25mm) and cover slips (22x22mm) are compatible.
Does the microscope have a mechanical stage?
Yes, it features a mechanical stage with coaxial control knobs for precise movement of the slide.
How do I store the microscope when not in use?
Cover the microscope with the included dust cover. Store in a dry place away from direct sunlight and extreme temperatures.
What is the warranty period for the Kern OKM 173?
Kern provides a 2-year warranty for manufacturing defects. Consumables like bulbs and fuses are not covered.
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USER MANUAL OKM 173 Kern
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Product information
Brand : Kern
Model : OKM 173
Category : Microscope