Dutch German English

Payment methodes:




Packed with tips, promotions and exclusive discounts!

Follow Benel:

    Youtube icon  Instagram

Combo Offer
f Kowa TSN-501 20-40x50 incl Neoprene Case
Magnifying glass Click on the image to enlargeScroll over the images for more photos

Kowa TSN-501 20-40x50 incl Neoprene Case

If you are looking for a compact and lightweight spotting scope then the Kowa Compact Spotting Scope TSN-501 is a good choice. Weighing only 400 grams, the TSN-501 is light enough to carry with you at all times. Whether at home or on the road, in the park or on the longest hikes and expeditions, the TSN-501 is an extremely portable spotting scope - the perfect choice for various outdoor activities.

Key features Kowa TSN-501 with Stay-on case

  • Includes: Comes with free Stay-on case.
  • Light and compact: Ideal to carry with you at all times.
  • Magnification 20-40x: Perfect for various outdoor activities.

Featuring a 50mm objective and fixed eyepiece, the spotting scope has 20-40x magnification. This compact scope focuses from only 2.5 metres. Therefore, the TSN-501 is suitable for observing insects and flowers as well as wildlife hundreds of metres away. It also features a twist-up eyepiece, making it suitable for people with and without glasses. The twist-up ensures the right distance between your eye and the eyepiece.

The spotting scope's objective features multi-coated lenses for a clear view. The body is made of polycarbonate, making it light yet very strong. It can take a beating. Thereby, the spotting scope is gas-filled and will not fog up inside during temperature changes. It is waterproof with class IPX6 and can be used during extreme rain showers without any problems.

Free Stay-on case

This item comes with a Kowa Stay-on case for free. This Stay-on case provides a secure, protective fit and improves the grip of your TSN-501. The Stay-on case is made of high-quality neoprene and is water-repellent.

On the job

This compact spotting scope can be used for various activities. Think of hikers or cyclists who enjoy being in nature and want to see all the beauty up close. The TSN-501 is also a perfect choice to use during sports competitions. Think of archery. With 20-40x magnification, you observe your target quickly and razor-sharp.


  • 1x Kowa Compact Spotting Scope TSN-501 with 20-40x Eyepiece
  • 1x Objective Lens Cap
  • 1x Eyepiece cap
  • 1x Kowa Stay-on case
  • 1x Manual

In stock

Price incl. VAT: € 319,00

Article number:Help440051
Diameter Objective:Help50 mm
Lens type:HelpStandard
Use:HelpTravel, Birdwatching, Plane spotting
Exit pupil:Help2.5 mm (20x) ~ 1.3 mm (40x)
Lenscoating:HelpFully Multi Coated
Glass material:HelpBaK-4
Length:Help239 mm
Weight:Help400 Grams
Warranty:Help10 years
Brightness:Help6.3 (20x) ~ 1.6 (40x)
Twilight Factor:Help31.6 (20x) ~ 44.7 (40x)
Field of view at 1000m:Help40 (20x) ~ 28 m (40x)
Focusing:HelpCourse- and fine tuning
Close focus distance:Help2.5 m

Anyone looking for pure quality cannot ignore KOWA. With a range of binoculars and spotting scopes from the absolute top segment, Kowa offers everything for the demanding birder and nature lover. With XD lenses to full fluorite crystal lenses, Kowa binoculars have unprecedented clarity, detail reproduction and edge-to-edge sharpness. With numerous digiscoping solutions, it is also easier than ever to take photos with your smartphone or camera while using your binoculars or spotting scope as a telephoto lens.






KOWA in short:

• Absolute top-quality binoculars and spotting scopes
• 100% fluorite-crystal lenses on flagship models
• Easy digiscoping: taking pictures through the scope with your camera or smartphone
• The brand for birdwatchers, nature lovers, astronomers, plane spotters and researchers
• We offer a 10-year warranty on Kowa products

Click on the links to check out all of Kowa's binoculars and spotting scopes.

Flagship dealers

In the Netherlands BENEL has several KOWA Flagship Dealers. In the stores of these Flagship Dealers you can go for your Kowa binoculars, spotting scopes and digiscoping solutions. They offer the opportunity to test or view the products and can also provide you with the best advice for the purchase of a Kowa binocular or accessory.

Check out here all our Kowa Flagship Dealers from Holland.

Kowa ambassador

Bird watcher Ariaan is the ambassador of Kowa in the Netherlands. Ariaan has been a bird spotter for over 30 years. Over all those years, he has seen more than 200 species of birds. During the bird excursions that Ariaan offers, you can literally see them fly! You'll learn everything about birds at the most beautiful locations. And you'll see them from very near, thanks to Kowa's optics. With the spotting scopes and binoculars, Ariaan and his students observe even the tiniest details.