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KOWA BD 10x25 DCF Binoculars | C3 Prisms | Eco-Glass | 320 g
  • 🔍 10x25 magnification · roof prism
  • C3 prisms · triple-coated
  • 🌿 Eco-Glass · lead-free
  • 👓 18 mm eye relief · spectacle-friendly
  • 💧 Waterproof · nitrogen-filled
  • ⚖️ 320 g
  • 🏅 10-year KOWA warranty

249.00 CHF
incl. 8,1% VAT , Free shipping (Paketversand)
Old price: 289.00 CHF
Available immediately
Deliverydate: 07.05.2026 - 12.05.2026
pcs
Description

KOWA · Binoculars · Compact Class

KOWA BD 10x25 DCF Binoculars
C3 Prisms · Eco-Glass · 320 g

Compact entry-level binocular with 18 mm eye relief – the BD 10x25 with C3 prisms and Eco-Glass for spectacle-wearing observers.

🔍
10x25
Magnification
🌄
87 m
FOV at 1,000 m
C3 Prisms
Triple-Coated
🌿
Eco-Glass
Lead-Free & Eco-Friendly
⚖️
320 g
Lightweight
💧
Waterproof
Nitrogen-Filled
👓
18 mm
Eye Relief
🔭
Roof Prism
DCF Design
🏅
10 Years
Warranty

Buy KOWA BD 10x25 DCF binoculars – the compact pocket glass with 18 mm eye relief for spectacle wearers

The KOWA BD 10x25 DCF is a compact pocket binocular for beginners and casual observers who want KOWA quality without the bulk. With 18 mm eye relief it offers spectacle wearers the full field of view – a figure rarely seen in compact binoculars. C3-coated prisms (triple-coated roof prisms) deliver bright, high-contrast images, and lead-free Eco-Glass stands for environmentally conscious manufacturing. At just 320 g and 111 mm length, the BD 10x25 fits any jacket pocket and is instantly ready. Waterproof and nitrogen-filled, it handles rain and temperature swings. Order now from Swiss-Sale.ch – fast shipping from Switzerland.

18 mm · Eye Relief

18 mm eye relief – why the BD 10x25 is the compact binocular for spectacle wearers

Most compact binoculars offer 12–15 mm eye relief – not enough to see the full field with spectacles. The KOWA BD 10x25 DCF delivers 18 mm, providing enough clearance even for progressive lenses or thick frames without vignetting. Twist-up eyecups adapt flexibly: down for spectacle wearers, up for those without. Thanks to C3 prism coating, the image stays bright and crisp despite the compact 25 mm objective.

👓 18 mm eye relief
C3 prisms (triple-coated)
⚖️ 320 g pocket format

C3 prisms and Eco-Glass – KOWA optics in pocket size

KOWA fits the BD 10x25 DCF with C3-coated roof prisms – a triple coating that noticeably boosts light transmission over single-coated prisms. Additionally, KOWA uses lead-free Eco-Glass that delivers the same optical performance as conventional glass while being more eco-friendly to produce. Fully multi-coated surfaces on all glass-air interfaces ensure bright, colour-accurate images – even in early dusk.

Waterproof and rubber-armoured – a pocket binocular for any weather

The BD 10x25 DCF is fully waterproof and nitrogen-purged. The optics will not fog when you step from an air-conditioned car into summer heat or observe in drizzle. Rubber armouring protects against scratches and provides a secure grip with wet hands. The 1.8 m close focus suits butterflies and wildflowers along the trail.

KOWA BD 10x25 DCF – the compact entry-level binocular for Switzerland

Whether hiking the Jura, attending a concert in Zurich or spotting birds at Lake Constance – the KOWA BD 10x25 DCF goes everywhere with you. With C3 prisms, Eco-Glass and 18 mm eye relief, it delivers KOWA quality in pocket format. Swiss-Sale.ch ships fast and free from CHF 100.

Key features – KOWA BD 10x25 DCF

  • 🔍 10x magnification with 25 mm objective – compact pocket format
  • 🌄 87 m field of view at 1,000 m (5.0°) – solid overview for 10x
  • ✨ C3-coated roof prisms for bright, high-contrast images
  • 🌿 Lead-free Eco-Glass – environmentally conscious manufacturing
  • 👓 18 mm eye relief – outstanding for spectacle wearers
  • ⚖️ Just 320 g – light enough for any jacket pocket
  • 💧 Waterproof and nitrogen-filled – fog-proof in any weather
  • 👁️ 1.8 m close focus – for butterflies and flowers
  • 🔭 Roof prism for slim body design
  • 🏅 10-year KOWA warranty + 2-year Swiss statutory warranty

Who is it for?

The KOWA BD 10x25 DCF binoculars are made for spectacle wearers, beginners and casual observers who want a compact, lightweight binocular with solid optics – buy now at Swiss-Sale.ch, your Swiss specialist for optics with fast shipping from Switzerland.

👓Spectacle Wearers
🥾Hikers
✈️Travellers
🎵Concert-Goers
🏟️Sports Fans
🦋Nature Explorers

  • Magnification (Binoculars): 10x
  • Objective Diameter (Binoculars): 25 mm
Technical Specifications

Technical Specifications – KOWA BD 10x25 DCF

ModelKOWA BD 10x25 DCF
TypeBinoculars (Roof Prism)
Magnification10x
Objective diameter25 mm
Field of view at 1,000 m87 m (5.0°)
Exit pupil2.5 mm
Eye relief18 mm
Close focus1.8 m
Twilight factor15.8
Relative brightness6.3
Glass typeEco-Glass (lead-free)
Prism coatingC3 (triple-coated)
CoatingFully Multi-Coated
WaterproofingWaterproof, nitrogen-filled
Dimensions111 × 107 × 39 mm
Weight320 g
EyecupsTwist-up
Dioptre adjustmentYes
Rubber armouringYes
EAN4987067397235
Warranty10-year manufacturer warranty + 2-year Swiss statutory warranty
Package Contents

Package Contents – KOWA BD 10x25 DCF

  • 🔭 KOWA BD 10x25 DCF binoculars
  • 🛡️ Objective lens caps
  • 🛡️ Eyepiece caps
  • 👜 Carry case
  • 🨢 Neck strap
  • 📄 User manual
Frequently Asked Questions

Frequently Asked Questions – KOWA BD 10x25 DCF

Find answers about the KOWA BD 10x25 DCF binoculars – from C3 prisms and Eco-Glass to eye relief and Swiss shipping.

What do C3 prisms mean on the KOWA BD 10x25 DCF?
C3 refers to a triple prism coating. In the KOWA BD 10x25 DCF the roof prisms are coated three times to significantly boost light transmission over single-coated prisms, resulting in brighter, more contrasted images.
What is Eco-Glass in the KOWA BD 10x25 DCF?
Eco-Glass is KOWA’s lead-free glass. It offers the same optical performance as conventional glass but is more eco-friendly to manufacture. KOWA uses Eco-Glass in the BD series to combine sustainability with optical quality.
Is the KOWA BD 10x25 DCF suitable for spectacle wearers?
Especially so. The BD 10x25 DCF offers 18 mm eye relief – an above-average figure in the compact class. Even with progressive lenses or thick frames you see the full field without vignetting.
How much does the KOWA BD 10x25 DCF weigh and what are its dimensions?
The BD 10x25 DCF weighs 320 g and measures 111 × 107 × 39 mm. It fits any jacket pocket and is ideal for hiking, travel and concerts.
How does the KOWA BD 10x25 DCF compare to the BD II XD 10x32?
The BD 10x25 is the compact entry-level model (320 g, Eco-Glass, C3 prisms), the BD II XD 10x32 is the premium compact (525 g, XD glass, magnesium body). The XD 10x32 offers a wider field of view (117 vs. 87 m) and less colour fringing but is also larger and pricier.
How do I clean and maintain the KOWA BD 10x25 DCF?
Clean the lenses with a soft microfibre cloth or lens brush. Avoid aggressive cleaning agents. If moisture is present, let the binoculars air-dry. Store them in the supplied carry case in a dry place.
Can I use the KOWA BD 10x25 DCF for birdwatching?
Yes, for casual daylight birdwatching the BD 10x25 DCF works well. For twilight observation we recommend a larger model such as the SV II 10x42, which gathers more light.
What accessories come with the KOWA BD 10x25 DCF?
The package includes a carry case, neck strap, objective lens caps, eyepiece caps and user manual.
What warranty does the KOWA BD 10x25 DCF come with?
KOWA provides a 10-year manufacturer warranty. In addition, Swiss statutory warranty of 2 years applies. Swiss-Sale.ch handles warranty claims directly in Switzerland.
How fast does Swiss-Sale.ch deliver the KOWA BD 10x25 DCF?
Orders placed before 17:00 are usually dispatched the same business day. We ship via Swiss Post. Delivery within Switzerland takes 1–2 business days. Free shipping on orders over CHF 100.
Why buy the KOWA BD 10x25 DCF from Swiss-Sale.ch?
Swiss-Sale.ch is an official Swiss retailer for KOWA optics. You benefit from fast shipping from Switzerland (no customs, no waiting), personal expert advice and warranty handling directly in Switzerland.
What safety precautions should I follow when using the KOWA BD 10x25 DCF?
Never point the binoculars directly at the sun – this can permanently damage your eyes and harm the optics. Clean the lenses only with suitable microfibre cloths. Always replace the lens caps when not in use.
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