- In store:
- In stock at supplier, allow 5+ days2
- Special order, allow 5+ days
- Out of stock at supplier, enquire with store
This is the Kowa BD25-10 GR, a compact 10x25 roof prism binocular from Kowa's BD series designed to slip into a pocket or pack for hiking, travel and paddling trips.
Its prisms carry Kowa's C3 high-reflectivity dielectric coating and a phase-correction coating for bright, accurately coloured images, and the lenses and prisms are multi-coated. The housing is nitrogen-filled and waterproof, close focus is 1.8 m and it weighs 320 g.
At a Glance
| 10xMagnification | 25 mmObjective | 87.3 mField at 1000 m |
| 1.8 mClose focus | 17.7 mmEye relief | 320 gWeight |
Key Features
- C3 dielectric prism coating – More than 99% reflectance across the visible spectrum for a bright, true-colour view.
- Phase-corrected roof prisms – Keeps resolution and contrast high for crisp detail.
- Multi-coated optics – Multi-layer coatings on lenses and prisms improve light transmission.
- Close focus 1.8 m – Handy for butterflies, insects and flowers close by.
- Waterproof and nitrogen-filled – Reliable in rain and resists internal fogging.
- Ultra-compact 320 g – Easy to carry all day when hiking or kayaking.
Best For
- Hiking and kayaking where every gram counts
- Birdwatching on bushwalks
- Sport and travel
Specifications
| General | |
|---|---|
| Brand | Kowa |
| Part number | KW1025C3 |
| Optics | |
| Magnification | 10x |
| Objective lens effective diameter | 25 mm |
| Prism type | Roof prism, phase-corrected, C3 coating |
| Exit pupil | 2.5 mm |
| Relative brightness | 6.3 |
| Eye relief | 17.7 mm |
| Field & Focus | |
| Real field of view | 5.0° |
| Field of view at 1000 m | 87.3 m |
| Minimum focusing distance | 1.8 m |
| Interpupillary distance | 56-74 mm |
| Focus type | Centre focus |
| Body | |
| Waterproofing | Waterproof, nitrogen-filled |
| Tripod mountable | No |
| Colour | Green |
| Dimensions (L × W × H) | 111 × 107 × 39 mm |
| Weight | 320 g |
| Model | |
| Manufacturer part no. | BD25-10GR |
In the Box
- Kowa BD25-10 binocular (green)
- Neck strap
- Neoprene case
- 2 × eyepiece caps
- 2 × objective caps
Frequently Asked Questions
Is there an 8x version?
Yes, the BD25-8 GR: 8x25, 110 m field at 1000 m, 15.8 mm eye relief, 1.8 m close focus, 320 g. The 10x gives more reach; the 8x a wider, steadier view.
Does it have XD glass?
No. Kowa states its XD lens and tripod mounting apply to the BD range except the BD25 series.
Is it waterproof?
Yes, it is waterproof and nitrogen-filled (not for underwater use).
Is it suitable for glasses wearers?
Kowa quotes 17.7 mm eye relief, which suits many spectacle wearers.
Australian stock with local warranty and service through the Australian distributor. Questions about this model? Get in touch and we will help.
