MAIN MENU
FinanceKLARNA AVAILABLEOn All Products!
Reviews5 STAR REVIEWSOver 1k reviews on Trustpilot
GuaranteeEXCHANGE GUARANTEE60 day scope out guarantee
DeliverySPEEDY DELIVERYFast delivery on in-stock items
Price MatchPRICE MATCHSeen it Cheaper? We'll try to match it!
Guide Sensmart® TS425 Thermal Weapon Sight (400x300 17µm Detector/25mm Lens
Guide Sensmart® TS425 Thermal Weapon Sight (400x300 17µm Detector/25mm Lens
Guide IR
SKU#GUI-TS425 Guide IR

GuideIR TS425 Thermal Imaging Rifle Scope - 25mm, 400×300, 17μm, <50mK NETD

13 in stock
  • High-sensitivity 400x300, 17µm thermal sensor with 50mK NETD for superior detection.
  • Variable magnification from 1.6x to 6.4x for versatile engagement distances.
  • 25mm F1.1 lens and wide 14.9° field of view for enhanced situational awareness.
  • Crisp 1024x768 AMOLED display with 10 selectable reticles for precision shooting.
  • Built-in photo and video recording with Wi-Fi connectivity for easy sharing.
  • Rugged aluminium housing, waterproof and fogproof, tested to -40°C to +50°C.
images/assets/qty-minus.svg
images/assets/qty-plus.svg
images/assets/dispatch.svg We aim to dispatch in-stock items same working day if ordered before 2.30pm, but during busy periods we may dispatch in-stock items within 1-2 working days.
Product Information FIND OUT MORE
DESCRIPTION

The Guide Sensmart® TS425 Thermal Weapon Sight combines advanced thermal imaging technology with rugged reliability, offering exceptional performance for hunters, security professionals, and tactical users. Featuring a 400x300 resolution thermal sensor with a 17µm pixel pitch, a fast F1.1 25mm lens, and a crisp AMOLED display, the TS425 delivers clear target acquisition even in complete darkness, fog, or challenging weather conditions. With variable magnification from 1.6x to 6.4x, multiple reticle options, and onboard image and video recording, this thermal riflescope provides both precision and versatility in the field. Waterproof, fogproof, and nitrogen-purged for durability, the TS425 is engineered to perform in extreme environments.

SPECS
  • Variable magnification Yes
  • Magnification 1.6x – 6.4x
  • Minimum magnification 1.6x
  • Maximum magnification 6.4x
  • Field of view 259 m @ 1000 m
  • Field of view (degrees) 14.9°
  • Maximum field of view 25 m @ 1000 m
  • Lens aperture F1.1
  • Thermal sensor resolution 400 × 300 px
  • Thermal sensor pixel count 0.12 MP
  • Pixel pitch 17 μm
  • NETD ≤50 mK
  • Refresh rate 50 Hz
  • Temperature sensitivity 50 mK
  • Display type AMOLED
  • Screen resolution 1024 × 768 px
  • Display pixel count 0.79 MP
  • Number of reticles 10
  • Still image capture Yes
  • Image resolution 1024 × 768 px
  • Video recording Yes
  • Video resolution 1024 × 768 px
  • Video output Yes
  • Length 230 mm
  • Width 90 mm
  • Height 75 mm
  • Weight 660 g
  • Housing material Aluminium
  • Operating temperature range -40°C to +50°C
  • Power supply Li-ion battery
  • Gas filled Nitrogen
  • Colour Black
  • Waterproof Yes
  • Fogproof Yes
  • Connectivity Wi-Fi
  • Built-in rangefinder No
  • Image stabiliser No
FEATURES
  • Thermal Imaging Performance: Equipped with a 400x300 resolution thermal sensor with 17µm pixel pitch and <50mK sensitivity, the TS425 ensures sharp thermal contrast, making targets easily distinguishable from their surroundings.
  • Wide and Adjustable Magnification: Variable zoom from 1.6x to 6.4x allows the shooter to adapt quickly to changing scenarios, from close-range observation to longer-distance engagement.
  • High-Definition Display: The 1024x768 AMOLED display presents thermal images with excellent clarity and contrast, optimised for accurate aiming and target recognition.
  • Multiple Reticle Options: Choose from 10 different reticles to suit various shooting preferences and environments, supporting greater flexibility in the field.
  • Integrated Recording and Connectivity: Capture still images and record videos directly on the device at full display resolution. Wi-Fi connectivity allows seamless transfer and remote viewing.
  • Field-Ready Durability: Built from tough aluminium, nitrogen-purged, waterproof, and fogproof, the TS425 is designed to endure extreme weather and harsh conditions while maintaining performance reliability.
DELIVERY & RETURNS
Our aim is to ensure that your order arrives with you as soon as possible and in the safest, most cost-effective means. 

Please Note: Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.

Please Note: DPD SHIPMENTS REQUIRE THE CUSTOMER TO SHOW A PIN CODE ON DELIVERY - READ MORE: HERE

COURIERS



We use DPD , RoyalMail, TNT  and UPS courier services for all our orders whether dispatching to the UK or International. As soon as your order has been dispatched you will receive an email with your unique tracking number.

IN-STORE ITEMS

These are items that we have in-stock and will be sent out for delivery as soon as possible. We aim to dispatch all orders within 1-2 working days, but during busy periods dispatch may be delayed by a day or so. If you would like to purchase the item in person then please call ahead to arrange an appointment: 01803 611 895.

PRE-ORDER ITEMS

These are usually items that are going to be out-of-stock for a number of weeks or are in short supply. By purchasing a Pre-Order Item you are in effect paying a deposit for your goods. As soon as the item is back in stock yours will be dispatched within 24 hours where possible. Please see individual product pages for current back-in-stock dates. In rare occasions, these dates can be changed by the manufacturers so we recommend staying in contact with Optics Warehouse depending on the product lead time.

INTERNATIONAL DELIVERY & TAXES

In addition to the above information If your delivery address is outside of the UK you may be subject to import duties and taxes, which are levied once a shipment reaches your country. Any such additional charges for customs clearance must be borne by you. You should note that customs policies vary widely from country to country. Optics Warehouse advises each customer to contact their local customs office for further information if they are in any way unsure of local duties or liabilities. Cross border shipments are subject to opening and inspection by customs authorities which means some packages may be opened and re-sealed.

NEED HELP?

If you require any further assistance, please call us on 01803 611 895 or email sales@opticswarehouse.co.uk

-

A NOTE ABOUT DPD SHIPMENTS:

  • Please be advised that we have now introduced DPD Pins to all DPD orders from Optics Warehouse.
  • If your shipment is being sent from Optics Warehouse via DPD you will be sent a Pin Code that must be shown to the courier upon delivery.
  • The pincode is sent VIA email & TEXT message. A valid email address and mobile number must be provided at checkout. Emails will be sent from "Riviera House 3PL" - if you do not receive this email please check your junk or spam folders.
  • Please note that if you do not display your pin code to the courier driver upon delivery, you will not be able to have your item and you may need to schedule another delivery date to show a valid pin.
  • Please view the attached slides HERE for further information!
ASK A QUESTION
There are no questions for this product yet. Why not ask one below?
Only registered users can submit questions. Login or Sign up
CUSTOMER REVIEWS (0)