Reverse Porro Prism 40mm Center Focus Binoculars 10x Magnification
10x40mm Porro Prism Binoculars Reverse Porro Prism 10x Magnification 40mm Obj.lens
The 10x40 model boasts a durable design and rubberized, abrasion-resistant finish. with just enough tension to fine-tune magnification, while a Porro prism and coated lenses provide sharp viewing. For those who wear eyeglasses, or sunglasses on bright days, clever fold-down eyecups protect your lenses from scratching. A convenient storage case with straps is also included.
10x High Magnification
40mm Large Objective lens
Multi-Coated Optics
Fold down eye cups
Center Focus Knob
Reverse Porro Prism
Includes lens covers, Neck Strap and Soft Carrying Case
Limited LifeTime Warranty
Close Focus (ft/m) 33/10
Eye Relief 20 mm
Exit Pupil 5.25mm
Field of View (ft@1000yds/m@1000m) 378/126
Model | BM1125 | |||
Specification | 8x40mm | 10x40mm | 10x50mm | 12x60mm |
Magnification | 8x | 10x | 10x | 12x |
Obj.lens (mm) | 40 | 40 | 50 | 60 |
Eyepiece diameter(mm) | 22 | 22 | 22 | 22 |
Field Angle | 7.5° | 6.0° | 6.2° | 4.5° |
Field of View @ 1000m | 131m | 105m | 108m | 80m |
Field of View @ 1000yds | 393ft | 315ft | 324ft | 240ft |
Apparent Field of View | 60° | 60° | 62° | 54° |
Exit pupil (mm) | 5.0 | 4.0 | 5.0 | 5.0 |
Eye relief (mm) | 20.0 | 20.0 | 20.0 | 20.0 |
Diopter Adjustment | ±4 | ±4 | ±4 | ±4 |
Dusk Index | 17.8 | 20 | 22.36 | 22.36 |
Relative Brightness | 25 | 16 | 25 | 25 |
Prism System | Porro | Porro | Porro | Porro |
Prism Glass | Bk7 | Bk7 | Bk7 | Bk7 |
Focus System | Center | Center | Center | Center |
Lens Coating | Fully Multi | Fully Multi | Fully Multi | Fully Multi |
Eyecups | Fold-Down | Fold-Down | Fold-Down | Fold-Down |
Size (mm) | 141X72X153 | 141X72X153 | 148X72X175 | 158X82X208 |
Weight (g) | 675 | 690 | 780 | 1135 |
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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