The SIG Sauer ZULU4 HD 10x42 Binoculars in Flat Dark Earth, part number SOZ40001, are the lightest way into a magnesium-chassis 10x42, giving 10x magnification on 42mm objectives over a 6-degree field of view (60 degrees apparent, approximately 105 m at 1,000 m) and a 1.8 m close focus — the shortest of any binocular SIG SAUER makes, and what recommends it for woodland and roe stalking.
The lens system is HDX™ GLASS, LENSARMOR™, LENSHIELD™ and SPECTRACOAT™ — SpectraCoat anti-reflection coatings, LensArmor scratch-resistant outer surfaces and the LenShield hydrophobic layer — working through Schmidt-Pechan roof prisms. Twist-up eye cups give 16mm of eye relief, dioptre adjustment runs to +/- 3 and interpupillary distance spans 56mm to 70mm. The magnesium chassis is IPX7 waterproof and fog-proof rated, measures approximately 146 x 51 x 127 mm (5.75 x 2.00 x 5.00 in) and weighs 757 g (26.70 oz); a foam carrying case and neck strap are supplied.
How It Compares
The ZULU4 HD 10x42 is the value end of SIG SAUER's serious binocular range and the lightest way into a magnesium-chassis 10x42. Its 1.8 m close focus is the shortest of any binocular SIG makes, which is a genuine advantage in woodland. Against the ZULU8 HDX 10x42 it is around 45 g heavier and gives up the metal chassis and the wider 6.5-degree field, but costs considerably less. Against the CANYON HD 10x42 it adds the HDX lens system and a magnesium body in place of thermoplastic. The 12x50 is the larger sibling.
Ideal For
- Woodland and roe stalking — 1.8 m close focus is the shortest in the whole SIG range
- A first proper stalking binocular, where a magnesium chassis matters more than the last word in glass
- Night fox and vermin spotting at dusk over hedgerows and field margins
- Birding and general observation on a wide 6-degree, 60-degree apparent field
Key Features
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Glass: HDX™ GLASS, LENSARMOR™, LENSHIELD™, SPECTRACOAT™ — SpectraCoat anti-reflection coatings, LensArmor scratch-resistant outer surfaces and the LenShield hydrophobic coating
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Chassis: Magnesium — light and rigid, unusual at this price
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Close Focus: 1.8 m, the shortest of any binocular in the SIG SAUER range
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Field of View: 6 degrees actual, 60 degrees apparent
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Eye Relief: 16mm with twist-up eye cups
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Focus: Dioptre adjustment range of +/- 3; interpupillary distance 56mm to 70mm
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Housing: IPX7 waterproof and fog-proof rated, Flat Dark Earth
Technical Specifications
| Magnification / Objective |
10x42mm |
| Field of View |
6 degrees (approx. 105 m at 1,000 m) |
| Apparent Field of View |
60 degrees |
| Eye Relief |
16mm |
| Close Focus |
1.8 m |
| Prism |
Schmidt-Pechan roof prism |
| Glass |
HDX™ GLASS, LENSARMOR™, LENSHIELD™, SPECTRACOAT™ |
| Dioptre |
+/- 3 |
| Interpupillary Distance |
56mm to 70mm |
| Dimensions |
5.75" L x 2.00" H x 5.00" W (approx. 146 x 51 x 127 mm) |
| Weight |
26.70 oz (approx. 757 g) |
| Housing / Finish |
Magnesium chassis, Flat Dark Earth (FDE) |
| Water Resistance |
IPX7 waterproof and fog-proof rated |
| What's Included |
Foam carrying case, neck strap |
| SKU / MPN / UPC |
SOZ40001 / SOZ40001 / 798681703302 |
What's Included
- ZULU4 HD 10x42 binocular
- Foam carrying case
- Neck strap
UK Delivery & Support
Imported from the USA, duty paid by us, and dispatched tracked from the UK — nothing to pay on delivery — backed by UK-based support.
Frequently Asked Questions
How close will it focus?1.8 m, which is the shortest close focus of any binocular in the SIG SAUER range and genuinely useful in woodland or for insects and birds at short range.
What is the chassis made of?Magnesium, which is unusual at this price — most binoculars in this bracket use a thermoplastic body.
How does it compare with the ZULU8 HDX 10x42?The ZULU8 HDX 10x42 uses a metal chassis, has a wider 6.5-degree field and 17mm of eye relief, and weighs around 45 g less. The ZULU4 HD focuses closer and costs considerably less.
Is it waterproof?Yes — IPX7 waterproof and fog-proof rated.
Does it have image stabilisation?No. For stabilised binoculars, see the ZULU6 HDX line.
Where can I see the rest of the range?The full SIG Sauer line-up sits in our binoculars collection.