SV47 Binoculars with BAK4 Prism FMC Lens HD Professional Binoculars for Bird Watching Outdoor Sports Games
Model |
Svbony(F9340A) |
Svbony(F9340B) |
Svbony(F9340D) |
Power |
8x |
8x |
10x |
OBJ. LENS DIA. |
32mm |
42mm |
42mm |
Eyepiece Diameter |
19.5mm |
21mm |
19.5mm |
Type of Prism |
Roof Bak4 |
Roof Bak4 |
Roof Bak4 |
Prism Coating |
Aluminizing |
Aluminizing |
Aluminizing |
Lens |
FMC |
FMC |
FMC |
Focus System |
Cent. |
Cent. |
Cent. |
Focusing Lens |
Int. |
Int. |
Int. |
Angle |
7.38° |
6.3° |
5.8° |
Ft/1,000Yds |
387ft |
330ft |
304ft |
M/1,000M |
130m |
110m/1000m |
101m |
M / Ft. |
3m/10ft |
4.5m/14.8ft |
4.5m/14.8ft |
Resolution |
6.8" |
5.6" |
5.6" |
Eyecups |
Twist-up |
Twist-up |
Twist-up |
Exit Pupil |
4mm |
5.18mm |
4.2mm |
Eye Relief |
16.8mm |
20.4mm |
16.9mm |
Diopter System |
Right Ocular |
Right Ocular |
Right Ocular |
±3D |
±3D |
±3D |
|
Interpupillary Dist. |
53~72mm |
55~75mm |
55~75mm |
Tripod Adapter interface |
Yes |
Yes |
Yes |
Water Proof |
IPX7 |
IPX7 |
IPX7 |
Nitrogen Filled |
Yes |
Yes |
Yes |
Net Weight |
521.7g/18.4oz |
683.3g/24.10oz |
675.4g/23.82oz |
Unit Dimension |
130x130x44mm |
155x132x51mm |
153x128x51mm |
1. Center Focus Knob : The focusing wheel, which is both non-slip and solid, is the ultimate in user-friendliness. Its excellent precision engineering ensures that it operates particularly reliably and accurately
2. 1/4"-20 Threads on the Front: you can connect it to a tripod with a binocular adapter
3. Waterproof and Fogproof: Nitrogen purged body and O-ring seal make these binoculars waterproof and fogproof
4. Extra-Long Eye Relief: reflect more light to your eyes which will give you brighter and sharper image
5. Twist-Down Eyecups: adjustable eye-cups twists up and down for comfortable viewing with or without eyeglasses
6. Rubberized Armor Coating: its durable magnesium framework and rubber Armor make it usable to withstand the toughest weather conditions
7. FMC&BAK4: Advanced Fully Multi-Coated lenses gives you better light transmission to bring optimum brightness and true color across the entire light spectrum