72 mm Doublet APO Refractor and Field Flattener - 72EDR-KIT
Apertura
From $699.95
2 stores
In stock
This kit includes the Apertura 72 mm f/6 portable apochromatic refractor made with Ohara FPL-53 glass for amazing clarity and color correction, along with its matching adjustable full frame flattener. The telescope is designed for visual use as well as astrophotography with your DSLR camera or a dedicated imaging camera. The refractor features a rack and pinion focuser with 10:1 micro focusing knobs and a 2" focuser that is great for holding focus while observing or imaging. With an OTA weighing just 4.8 lbs and a footprint of only 12" long when fully collapsed, this scope is well suited to use both at home and on the road.
Specifications
| Guidescope Focal Length | 121.05 mm |
| Focal length | 430 mm |
| Focuser Type | 2" Dual-Speed Rack and Pinion |
| Focuser Magnification Ratio | 10:1 |
| Optical Glass | Ohara FPL-53 |
| Tube Length (Collapsed) | 12 in |
| Standard Back Focus (DSLR with T-ring) | 55 mm |
| Field Flattener Type | Adjustable Full Frame |
| Filter Threads | 2" |
| Focal ratio | f/6 |
| Flattener Back Focus Adjustability | 5 mm |
| Flattener Thread (Camera Side) | M48 |
| Aperture | 72 mm |
| OTA Weight | 4.8 lb |
| Flattener Thread (Telescope Side) | M54 |
| Optics type | Doublet APO Refractor |
| Included Guidescope | 32mm f/3.78 |