ZWO - FF130 Quadruplet Air-Spaced APO f/7.7 Optical Tube Assembly
The ZWO FF130 Quadruplet Apochromatic (APO) is a refractive optical tube with a flatfield optical design. Users can avoid the annoyance of back focus calculation and spend more time getting high-quality images.
60mm Image Circle supports Medium Format sensors!
ZWO - FF130 Quadruplet Air-Spaced APO f/7.7 Optical Tube Assembly
ZWO FF130 APO Telescope Features
- The ZWO FF130 Quadruplet Apochromatic (APO) is a refractive optical tube with a flatfield optical design. Users can avoid the annoyance of back focus calculation and spend more time getting high-quality images.
- Users can attach necessary accessories without back focus calculation as long as the object being imaged is focused properly.
- 60mm Image Circle supports Medium Format sensors!
No Need for Additional Field Flattener
The ZWO FF130 Quadruplet Apochromatic (APO) is a refractive optical tube that comes with a flatfield optical design, which is highly efficient and saves the additional expense of purchasing a field flattener. With this feature, the user no longer needs to go through the hassle and time-consuming process of calculating the back focus distance of the flattener or connecting various accessories and spacers to obtain the proper distance. This also means that users can easily connect any necessary accessories as per their requirements. The imaging system is superb and highly convenient to use, as long as the celestial object is in focus.
60mm Image Circle - Accommodates Medium Format Sensors!
An important advantage to note in the ZWO FF130 Quadruplet Apochromatic OTA is its 60mm image circle, enough to accommodate a medium format sensor. This is important because medium format cameras have a number of advantages over full frame, crop sensors (APS-C), and smaller-sized sensors. First and foremost, they have superior light capture which especially if using a camera with a good full well capacity and Quantum Efficiency, comes in significant handy in terms of image resolution and brightness. Secondly, they also have a wider angle view of the object centered and thus excel better for wide-field observation.
Brand | ZWO |
---|---|
Free Shipping | Free Shipping Available |
Aperture | 130mm |
Case Included | No |
Focal Length | 1000mm |
Focal Ratio | f/7.7 |
Focus Type | 3.4" field flattener |
Included Dovetail | Vixen style |
In The Box |
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- ZWO FF130 Quadruplet APO Optical Tube Assembly
- Vixen dovetail plate
- Set of 4 piece photographic adapters
- Manual