

Most of our order are shipped in 2 working days*
We have a 14-day return policy. If you are not satisfied with your purchase, please return it in its original packaging and be sure to put the original product packaging inside the shipping box to avoid any damage. All items must be in their original condition and unused. The value of your purchase will be refunded. Shipping charges will not be refunded.
The Levenhuk Kelvin Touch KM3 is a digital photomicroscope that doesn’t require a built‑in screen. Instead, it streams live images over Wi-Fi directly to your smartphone or tablet. You get a real-time view on your own screen and can control all of the shooting settings from the mobile app. Explore the microworld and share your discoveries with just a few taps!
No more looking into eyepieces or straining your eyes to see the fine details. The microscope creates its own Wi-Fi hotspot. Simply connect via the mobile app and then the live image appears instantly on your smartphone or tablet. Saving what you see is easy: snap photos, record videos, and share them immediately.
Magnification ranges from 50x to 1900x. The lowest setting is perfect for studying the overall structure of a sample, like a leaf cross-section or a drop of lake water. Push it to the maximum, and individual plant cells or tiny salt crystals come into sharp view.
The mechanical stage moves your sample smoothly along two axes, making it easy to locate, lock in, and measure any specific area. Coarse focus helps you find the right zone quickly, while fine focus helps you dial in perfect clarity.
Adjustable LED illumination lets you observe any sample type. Use the lower illumination for transparent specimens like tissue slices or liquids and then switch to the upper illumination for opaque objects like coins, minerals, or insects. The device runs on either AC power supply or its built-in battery, which is perfect for the classroom, countryside, or outdoor exploration.
The Levenhuk Kelvin Touch KM3 is perfect for anyone who wants to experience discovery and create great content without any hassle.
Key features:
The kit includes:
| Brand | Kelvin |
| Warranty | lifetime |
| EAN | 5905555028224 |
| Package size (LxWxH) | 34x28x25 cm |
| Shipping Weight | 2.765 kg |
| Type | biological, digital |
| Microscope head type | digital screen/PC monitor |
| Optics material | optical glass |
| Head | screen of a connected iPhone, Android smartphone, or tablet |
| Magnification, x | 50 — 1900 |
| Magnification range | from 1280x and above |
| Objectives | achromatic: 4x/0.10, 10x/0.25, 40x/0.65; parfocal distance: 35mm |
| Revolving nosepiece | for 3 objectives |
| Stage, mm | 105×95 |
| Stage features | mechanical double-layer, with a specimen holder, measuring scale, and vernier scale |
| Condenser | N.A. 0.65 |
| Diaphragm | diaphragm disc (6 apertures) |
| Focus | coaxial, coarse (0.4mm) and fine (0.002mm) |
| Body | plastic, metal |
| Illumination | LED |
| Brightness adjustment | yes |
| Power supply | 110–220V via a USB cable and a 5V, 2A AC adapter, one 18650 2600mAh battery |
| Light source type | with a collector, 0.2W LED |
| Additional | battery life: 1.5 hours; charging time: 3 hours |
| Smartphone photography | yes |
| User level | beginners |
| Assembly and installation difficulty level | easy |
| Application | school/educational |
| Illumination location | dual |
| Research method | bright field |
| Maximum resolution | photo: 1920x1080px (Full HD); video: 1920x1080px (Full HD) at 30fps |
| Color/monochrome | color |
| Sensor element | 1/3” CMOS |
| Wi-Fi | yes |
| Wi-Fi settings | 5 GHz |
| Video recording | yes |
| Image format | *.jpeg |
| Video format | *.mp4 |
| Software | downloadable TSViewer mobile app for iOS and Android |
| Output | USB-C |
| System requirements | iOS 15.6 and higher, Android 13 and higher, HarmonyOS 5.0 and higher |
We have a 14-day return policy. If you are not satisfied with your purchase, please return it in its original packaging and be sure to put the original product packaging inside the shipping box to avoid any damage..
All items must be in their original condition and unused. The value of your purchase will be refunded. .
Shipping charges will not be refunded.
If the return is due to a defective product, you may be compensated for the return shipping.
Please contact us for more details if you need to make a return..
- From 0 to 2 kg - shipping cost: 12,50 euros.
- From 2.001 kg to 30 kg - shipping cost: 17,00 euros.
- From 30,001 kg - shipping cost: 30,00 euros.
In case of collection at our warehouse or resale points - the shipping is free.
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