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f Kowa Spotting Scope TSN-663M with TSE-Z9B and Stay-On Bag C-661
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Kowa Spotting Scope TSN-663M with TSE-Z9B and Stay-On Bag C-661

The Kowa Spotting Scope TSN-663M with TSE-Z9B and Stay-On bag C-661 is a unique combination, so you can immediately get started with your Kowa Spotting Scope and the TSE-Z9B Zoom Eyepiece with 20x-60x magnification. You will also receive the Kowa C-663 Stay-On Bag with this set.

The Kowa Spotting Scope Body TSN-663M is the upgraded version of the TSN-663 spotting scope. The Kowa TSN-663M has a KR coating that protects the lens from dirt that gets on it during normal use. Even when the lens is accidentally touched, fingerprints and greasiness can easily be removed with the appropriate lens cleaning methods. The body is made of polycarbonate which is a tough and hard material that can also withstand exceptionally high temperatures. The Kowa TSN-663M has a 66mm diameter lens and is equipped with an sliding sunshade. This sliding sunshade protects the lens from direct sunlight which can reach the spotting scope but also ensures that rain can't easily get onto the lens.

Due to the high quality XD (ED) lenses which have been treated with Multi Coatings, a light gathering capacity of more than 120% is realized compared to a 60mm lens. This ensures a clear field of vision for observation. The Kowa Spotting Scope Body TSN-663M is one of the best 66mm scopes in the world. Kowa spotting scopes are welcomed with great enthusiasm and tested by the most critical end users. The TSN-663M is designed for those looking for higher optical performance.

Main features Kowa TSN-663M:

  • XD(ED) lenses
    The high quality XD(ED) lenses which are provided with a Multi Coating treatments have a light gathering capacity of more than 120% is realized compared to a 60mm lens. Because these lenses are provided with a KR coating, the outer lens is also easy to clean. As a result, the spotting scope always has a clear image at its disposal.
  • Focusing mechanism
    The Focus knob enables smooth and accurate focusing with one finger.
  • Bayonet bracket
    The bayonet bracket allows the eyepieces to be changed easily and quickly.
  • Compact and lightweight housing
    The compact housing of the TSN-663M series is equal in length to a 60mm spotting scope. With a weight of only 1 kg, the scope is very easy to handle and carry.
  • Twistable tripod mount
    The rotatable tripod mount allows the spotting scope to be set at different angles while attached to the tripod.
  • 10 years warranty

Main features Kowa Zoom Eyepiece 20x-60x TSE-Z9B:

  • Lens elements
    The eyepiece is made of 6 lens groups with a total of 9 lens elements, which gives this eyepiece a large angle of view and a tight image over the entire field of vision.
  • Twist Up eyepiece
    Suitable for both spectacle and non-spectacle wearers.
  • Waterproof
    The eyepiece is waterproof when mounted.

Main features Kowa Stay-On carrying case C-661:

  • High quality Stay-On carrying case for the TSN-663M Spotting Scope
    A stylish design with good protection for your spotting scope while maintaining full use. Includes stay-on lens and eyepiece caps that can be quickly removed for observation.
    Easy access to the focusing wheel.
  • Water-repellent
    The carrying case is water-repellent.

Digiscoping - Take a look at the possibilities of Kowa here.



  • 1x Kowa Spotting Scope TSN-663M Prominar
  • 1x Kowa TSE-Z9B 20x-60x Zoom Eyepiece
  • 1x Lens cap
  • 1x Protective cap eyepiece holder
  • 2x Protective cap Eyepiece
  • 1x Stay-On bag C-661
  • 1x Manual

In stock

Price incl. VAT: from € 1.467,95 for € 1.449,00

Article number:Help2349
Magnification:Help20x - 60x
Diameter Objective:Help66 mm
Filter Thread:Help72 mm
Lens type:HelpED/XD
Use:HelpTravel, Hunting, Birdwatching, Plane spotting
Exit pupil:Help3.3 mm (20x) - 1.1 mm (60x)
Lenscoating:HelpFully Multi Coated
Glass material:HelpBaK-4
Length:Help311 m
Weight:Help1494 gram
Warranty:Help10 years
Brightness:Help10.9 (20x) - 1.2 (60x)311
Twilight Factor:Help36.3 (20x) - 62.9 m (60x)
Field of view at 1000m:Help33.2 m (20x) - 17.5 m (60x)
Focusing:HelpCourse tuning
Close focus distance:Help6 meters

Unique in the optics world!


The Japanese Kowa has been long known in the optics world. The brand produces binoculars and spotting scopes from the highest quality. Kowa can match the best brands in the market very well and is regularly tested in various journals.


Clear and bright

Kowa scopes and viewers are ideal for the most demanding users. The strongest light, detail and clarity are very good. There are also various accessories available such as stay-on bags, camera adapters and eyepieces.

To all Kowa products