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TS Optics Imaging Star AP 80/352 OTA Specs
| Brand | TS Optics (Teleskop-Service) |
| Full Model Code | TS Optics Imaging Star 80 mm f/4.4 6-Element Flatfield Apochromatic Refractor Optical Tube Assembly |
| Country of Origin | Germany (Design / Quality Control Oversight) |
| Optical Design | Apochromatic Astrograph (6-Element Optical Array utilizing a triplet objective cell configuration and an integrated 3-element field flattener system) |
| Aperture | 80 mm (3.15 inches) |
| Focal Length | 352 mm |
| Focal Ratio | f/4.40 |
| Optical Coatings | Premium Broad-Band Fully Multi-Coated (FMC) layers across all air-to-glass lens transitions |
| Glass Material | Premium Japanese Ohara FPL-53 Extra-Low Dispersion Glass core element matched with specialized high-transmission crown glasses |
| Secondary Mirror Obstruction | 0 mm (Unobstructed Optical Path Setup) |
| Secondary Mirror Obstruction by Diameter | 0% |
| Secondary Mirror Obstruction by Area | 0% |
| Resolving Power | 1.45 Arcseconds (Dawes), 1.73 Arcseconds (Rayleigh) |
| Limiting Visual Magnitude | 11.3 |
| Highest Useful Magnification | 160x |
| Lowest Useful Magnification | 11x |
| Optical Tube Material | Rigid Powder-Coated Aluminum Tube lined with precision internal stray-light trapping baffles |
| Focuser Style & Mechanism | 2.5-inch Heavy-Duty Gear-Driven Rack and Pinion Focuser featuring 1:10 dual-speed reduction and M48x0.75 camera adaptation threads |
| Mirror Lock Mechanism | No (Equipped with manual drawtube friction locking tension adjustments) |
| Optical Tube Dimensions | 90 mm x 340 mm (Tube Outer Diameter x Retracted Dew Shield Minimum Transport Profile) |
| Optical Tube Weight | 3.10 kg (6.83 lbs) (Total baseline setup weight including multi-functional CNC ring blocks and mounting tracking rail) |
| Mount Attachment Type | CNC-Machined Aluminum Tube Clamps paired with a universal Vixen-Style GP-Level Dovetail Plate Frame |
| Finder Scope Specification | Universal quick-release finder bracket module base attached on the primary focuser housing assembly |
| Included Accessories | 80mm 6-Element Optics, 2.5-inch Dual-Speed RAP Focuser, CNC Tube Rings, Vixen Dovetail Rail, M48 Camera Adapter |
| Standard Warranty | 2-Year Limited Warranty |
| Application | Ultra-fast wide-field deep-sky astroimaging, running a unique 6-element tracking array at f/4.4 to drastically reduce exposure times across large fields. |
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