SVBONY SV47 Binoculars Telescope,8x32/8x42/10x42 Professional Waterproof Fogproof Telescope,FMC BAK4 Binoculars for BirdWatch
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 |
Diopter COMP. | ±3D | ±3D | ±3D |
Interpupillary Dist. | 56~72mm | 56~75mm | 56~75mm |
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