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f Smartoscope Opitcsrail S15 for Swarovski M15
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Smartoscope Opitcsrail S15 for Swarovski M15

The Smartoscope Opticsrail S15 for Swarovski M15 is carefully designed to fit Swarovski PA (15mm) eyepiece rings with a 15mm diameter thread.

Application Smartoscope Opticsrail S15

Smartoscope has developed a range of Optics Arms designed specifically for certain optics brands, such as Kowa, Zeiss, Swarovski PA Rings and Swarovski AR Rings. The Optics Arms are used to perfectly align the camera lens of a smartphone with the eyepiece of the optic. These optics arms are sold separately from Smartoscope's Vario adapter.

Smartoscope Opticsrail K30

The K30 is the only Opticsrail which is sold together with the Smartoscope Vario adapter. The K30 is designed for universal all brands. Combined with the Smartoscope UR-4, this set-up allows you to connect your smartphone devices to most spotting scopes. This is ideal for people who own a range of spotting scopes with different eyepiece sizes, as you can adjust your settings to suit your device and your situation.

The K30 is also compatible with KOWA items. Simply add the KOWA adapter rings to the K30 to take advantage of the KOWA Smartphone selection when digiscoping.

Smartoscope Opticsrail Z13

The Z13 is carefully designed to fit Zeiss Exolens smartphone rings and other Zeiss digiscoping eyepiece rings with a diameter of 13mm. Available separately from the Smartoscope Vario adapter.

Smartoscope Opticsrail S15

The S15 can be used with Swarovski PA (15mm) eyepiece rings with a diameter of 15mm. Available separately from the Smartoscope Vario adapter.

Smartoscope Opticsrail S16

The S16 is especially designed for owners of Swarovski AR (16mm) eyepiece rings with a 16mm diameter thread. Available separately from the Smartoscope Vario adapter.


  • 1x Smartoscope Opitcsrail S15 for Swarovski M15

This product has a limited stock.

Price incl. VAT: € 29,95

Type:HelpSmartphone Remote Control

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.