Kowa TSN-553 Prominar 15-45x Angled Spotting Scope with Fluorite Crystal Lens
- Extremely compact premium spotting scope with 55m objective lens made of pure fluorite crystal
- For all those who do not want to forego quality with minimal ballast
- Dual focus for fast and precise focusing
- Spotting scope with inclined view and zoom eyepiece with 15-45x magnification
- Particularly suitable for nature or bird watching, travelling and for always having with you
instalment plans from £130.81/month

A truly unique compact spotting scope featuring a fluorite crystal objective lens, designed to make your journeys truly memorable and immersive.
The TSN-550 PROMINAR represents a way of thinking, a way of life. An optic that enhances every moment you use it. It’s unique. A spotting scope this compact creates new opportunities. Wherever your journey takes you, the Kowa TSN-550 is the perfect travel companion. A lightweight yet durable, fully waterproof and nitrogen filled chassis ensures performance in the toughest of environments.
- Minimum Focusing Distance: 3.0m
- Objective Lens Material: Fluorite Crystal
- Objective Lens Effective Diameter: 55mm
- Length: 271mm
- Weight: 810g
- Filter thread: 58mm
- Extremely compact premium spotting scope with 55m objective lens made of pure fluorite crystal
- For all those who do not want to forego quality with minimal ballast
- Dual focus for fast and precise focusing
- Spotting scope with inclined view and zoom eyepiece with 15-45x magnification
- Particularly suitable for nature or bird watching, travelling and for always having with you
- Kowa TSN-553 Prominar 15-45x Angled Spotting Scope with Fluorite Crystal Lens
- Objective lens cap
- Eyepiece cap
- Instruction manual
- Cleaning cloth
- 10-Year Kowa Warranty
Tactical Scope Shipping Policy
Our aim is to ensure that your order arrives with you as soon as possible and in the safest, most cost-effective means.
Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.
DPD SHIPMENTS REQUIRE THE CUSTOMER TO SHOW A PIN CODE ON DELIVERY – READ MORE: HERE
Note: The above DPD link is to our group partner site Optics Warehouse, with whom we share logistics and stock. Link opens in a new window.
Couriers




We use DPD, Royal Mail, TNT, and UPS courier services for all our UK and international orders. Once your order is dispatched, you will receive an email with your unique tracking number.
In-Store Items
These are items we have in stock and aim to dispatch within 1–2 working days. During busy periods, this may be delayed slightly. If you'd prefer to collect your item in person, please contact us in advance to arrange. Collection orders must be paid for beforehand.
Pre-Order Items
Pre-order items are typically out-of-stock or in limited supply. Purchasing a pre-order secures your item, and it will be dispatched within 24 hours of restock where possible. Check the product page for estimated restock dates. These dates may change, so staying in touch is advised.
International Delivery & Taxes
If your shipping address is outside the UK, you may incur import duties or taxes upon arrival in your country. These charges are your responsibility. Customs regulations vary, so please check with your local customs office. Some packages may be opened for inspection.
Need Help?
If you need assistance, call us at +44 (0)1803 611895 (Optics Warehouse) or email order@tacticalscope.co.uk.
DPD Shipments & PIN Code Delivery
We have now introduced DPD Pin Code verification for all orders shipped via DPD. You will receive a PIN via email and text.
A valid email and mobile number must be provided at checkout. Emails will come from Riviera House 3PL. Please check spam/junk folders if not received.
Failure to present your PIN to the delivery driver will result in a failed delivery and rescheduling may be required.