Kowa TSN-EX16S 1.6x Extender (TSN-600/660)
When will I receive it?
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Products marked Available on order require 5–15 business days for processing. Our team will keep you updated promptly if anything changes.
What are the warranty terms?
Shop with confidence: all our products include a 24-month legal warranty for conformity defects, managed directly by our team.
Many brands also offer extended warranty coverage beyond 24 months — contact us to find out the specific terms for the product you're interested in.
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Can I return a product?
Yes: you have 14 days from delivery to return any product and receive a full refund — see our Refund Policy for full details.
Items must be returned in their original condition and packaging. Return shipping costs are the customer's responsibility.
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Vai al moduloKowa TSN-EX16S – 1.6x extender for TSN-660/600
The Kowa TSN-EX16S increases the magnification of Kowa TSN-660/600 scopes by a factor of 1.6x when combined with the dedicated eyepiece. Kowa optical technology and multi-layer coatings deliver excellent performance with less than 5% light loss even at high magnification: ideal for long-range observing and digiscoping, terrestrial and astronomical.
- Screws onto the accessory thread between body and eyepiece; bayonet mount for compatible Kowa eyepieces.
- Can be used on angled and straight scopes of the TSN-660/600 series.
- Compatible with the Kowa digiscoping adapter range.
- With the Kowa System S it is also compatible with historical models: TSN-661/662/663/664, TSN-603/604, TS-601/602, TS-611/612/613/614, TSN-1/2/3/4.
Note: some TSN-1/2/3/4 have a protective glass and are not compatible. TSN-821/822/823/824 (also M) models require the TSE-Z9B or TE-14WD eyepieces with the TSN-EC1A adapter ring.