Field Angle 5.5 Degree 10x Compact Folding Binoculars 25mm Obj.Lens
10x25mm Custom Compact Binocular 10x Magnification 25mm Objective Field Angle5.5°
Porro prisms that work together to present flat high-contrast images with lifelike color and consistent center-to-edge sharpness.
Combined with a 8 m close focus distance, this 10x25 binocular is ready for almost any mid- to long-range glassing task.
Our binoculars have smooth surface that will not be contaminated with dust and fluff.The foldable design and only 200 g lightweight make them can be folded into palm-size, so it's ideal for an even broader range of long-distance pursuits.
10X high magnification and 25mm big objective lens and wide field of view, 288ft/1000yds. Long eye relief with all-optical glass 19mm large eyepiece increases comfort and sharpens vision by allowing you to hold the binoculars away from your face.
Easy to Use, our binoculars suitable for bird watching, learning, star watching, hunting, sports competitions, theater, boating, hiking, learning, travel, outdoor fun and enjoying the wilderness.
SPECIFICATIONS
Magnification: 10x
Objective Diameter: 25mm
Angular Field of View :5.5 °
Angular Field of View (Apparent): 55°
FOV at 1000 yds: 366ft
Relative Brightness: 6.25
Close Focus Distance: 8M
Eye Relief, mm: 11.0
Exit Pupil, mm: 2.5
Prism System: Porro
Binoculars Focus System: Central Focus
Color:customization
Specification:
| Model | BJ5581 |
| Specification | 8x25mm | 10x25mm |
| Magnification | 8x | 10x |
| Obj.lens (mm) | 25 | 25 |
| Eyepiece diameter(mm) | 12.5 | 12.5 |
| Field Angle | 7° | 5.5° |
| Field of View @ 1000m | 122m | 96m |
| Field of View @ 1000yds | 366ft | 288ft |
| Apparent Field of View | 56° | 55° |
| Exit pupil (mm) | 3.1 | 2.5 |
| Eye relief (mm) | 11.0 | 11.0 |
| Diopter Adjustment | ±5 | ±5 |
| Dusk Index | 14 | 15.8 |
| Relative Brightness | 6 | 6.25 |
| Prism System | Porro | Porro |
| Prism Glass | Bk7 | Bk7 |
| Focus System | Center | Center |
| Lens Coating | Fully Multi | Fully Multi |
| Eyecups | Fold-Down | Fold-Down |
| Waterproof | NO | NO |
| Size (mm) | 107x52x99 | 107x52x99 |
| Weight (g) | 200 | 200 |
| F.A.Q. |
| Q:1.Can you produce the products with our brand? |
| A: We offer logo laser engraved silk-screen printing or sticker trade make on product, |
| and customized package is also available. Specific details can be discussed. |
| Q: 2.How how can I pay the order? |
| A: Payment terms are available by Paypal, T/T or Weston Union. Specific details can be discussed. |
| Q: 3. How do you control the quality? |
| A: BCI - we have quality control proecess, from procurement, production, packing to shipment all |
| process are under strict control and are fully traceable. |
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Field Angle 5.5 Degree 10x Compact Folding Binoculars 25mm Obj.Lens Images
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