MED 25T - Microscope Levenhuk - Free user manual and instructions
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| Product Type | Trinocular Compound Microscope |
| Model | MED 25T |
| Brand | Levenhuk |
| Head | Trinocular, 360° rotatable, 30° inclined |
| Eyepieces | WF10x/20 mm, one with diopter adjustment |
| Objective Lenses | 4x, 10x, 40x, 100x (oil immersion), DIN achromatic |
| Magnification Range | 40x to 1000x (with 10x eyepiece) |
| Stage | Double-layer mechanical, size 140x140 mm, with coaxial controls |
| Condenser | Abbe NA 1.25, with iris diaphragm and filter holder |
| Illumination | LED, adjustable brightness, 3W, built-in |
| Power Supply | AC 100-240V, 50/60 Hz, or via USB (5V/2A) with battery backup |
| Dimensions (WxDxH) | 250 x 180 x 400 mm |
| Weight | 5.2 kg |
| Focus System | Coaxial coarse and fine knobs (fine 0.002 mm per division) |
| Photography Port | Standard C-mount (adapter not included) |
| Cleaning | Use lens paper and alcohol-based cleaner for optics; wipe body with damp cloth |
| Safety | Do not point eyepiece at direct sunlight; use grounded outlet; keep away from children |
| Spare Parts | Available: objectives, eyepieces, bulbs, fuses, stage clips |
| Repairability | Modular design; user-replaceable bulbs and fuses; service by qualified technician for optics |
| General Information | Suitable for clinical, educational, and laboratory use; includes dust cover and 5 prepared slides |
Frequently Asked Questions - MED 25T Levenhuk
How do I clean the lenses of the Levenhuk MED 25T?
Use a soft lens brush to remove dust, then wipe gently with lens paper and a few drops of alcohol-based cleaner. Never use acetone or abrasive cloths.
How do I use the oil immersion objective (100x)?
First focus with the 40x objective, then rotate the 100x oil objective into place. Apply a drop of immersion oil on the slide, gently lower the objective until it contacts the oil, and refocus using the fine knob.
Can I attach a camera to the MED 25T?
Yes, the trinocular port has a C-mount (thread size not specified). You will need a microscope camera adapter to connect your DSLR or mirrorless camera.
What type of illumination does the microscope use?
It uses a built-in LED with adjustable brightness, powered by an AC adapter or optionally via USB (5V/2A). The LED is long-lasting and cool-running.
How do I adjust the brightness of the light?
Turn the brightness knob located on the right side of the base. Rotate clockwise to increase brightness, counterclockwise to decrease.
How do I move the slide on the stage?
Use the coaxial controls on the right side of the stage: the inner knob moves the slide front-back, the outer knob moves it left-right. This allows precise positioning.
What is the warranty period for the Levenhuk MED 25T?
Levenhuk typically offers a lifetime warranty on optical elements and a 2-year warranty on mechanical components. Check the included warranty card for details.
How do I replace the fuse if the microscope doesn't turn on?
Unplug the power cord. The fuse holder is located next to the power socket on the back. Use a small screwdriver to pop it open, replace the blown fuse (usually 250V/1A) with an identical one.
What is the recommended maintenance schedule?
Clean optics after each use. Every 6-12 months, lubricate the focus mechanism with a small amount of silicone grease. Store in a dry, dust-free environment.
Can I use this microscope with a tablet or smartphone?
Yes, you can use a smartphone adapter to hold your phone over the eyepiece. For the trinocular port, a C-mount to smartphone adapter is available from third parties.
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USER MANUAL MED 25T Levenhuk
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Product information
Brand : Levenhuk
Model : MED 25T
Category : Microscope