SKU: RD120A45
The RD120A45 binocular is a precision optical instrument with variable magnification, 30x and 50x, excellent for both long-range terrestrial and celestial observation. The RD120A45 objective lenses maximize light collection resulting in extraordinarily bright and sharp images.
RD120A45 120mm Observation Binocular details
User Manual Download: User Manual for 120mm Astronomy Binocular RD120A45 (dawnoptics.com)
Main specification OF RD120A45 binoculars
Item | Item | RD120A45 | |
1 | Magnification | 30X | 50X |
2 | Field of view (FOV) | 20 20’ | 10 20’ |
3 | Exit pupil | 4.0mm | 2.4mm |
4 | Eye relief | 14.0mm | 8.2mm |
5 | Aperture | 120mm | |
6 | IPD (Inter-pupil distance) range | 58-78mm | |
7 | Min. focus distance | 35m | 35m |
8 | Visibility Fixation | > ±10 | |
9 | Resolution | ≤3.0″ | |
10 | Relative Brightness | 16 | 5.76 |
11 | Horizontal Rotary angle | 3600 |
12 | Elevation angle of tripod | 500 |
13 | Azimuth angle of tripod | 500 |
14 | Binoculars Dimensions | 780x300x215mm |
15 | Height from Eyepiece Center to basement | 1250~1560mm adjustable |
16 | Operating Temperature | -40 ℃ ~ +70℃ |
17 | Ingress protection | IPX4 |
Accessories parts for RD120A45 binoculars
18 | Hardcase overall size | 850x400x350mm |
19 | Hardcase body weight | 13.4kgs |
20 | Hardcase material | Aluminium alloy |
21 | U-mount overall size | 408x300x80mm |
22 | Plates thickness for the U-mount | 12mm |
23 | U-mount loading capacity | 50kgs |
Packing specification for RD120A45 binoculars
24 | Binoculars OTA body weight | 17.0kgs |
25 | Binoculars OTA packing size | 930x480x450mm |
26 | Binoculars OTA packing weight | 40.0kgs (including U-mount) |
27 | Tripod packing size | 1000x220x220mm |
28 | Tripod packing weight | 6.1kgs (10kgs volume weight) |
The RD120A45 binocular is a precision optical instrument with variable magnification, 30x and 50x, excellent for both long-ra