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Tecnosky AP 80/480 OWL Triplet OTA Specs
| Brand | Tecnosky |
| Full Model Code | Tecnosky AP 80/480 OWL Series Triplet Apochromatic Refractor Optical Tube Assembly |
| Country of Origin | Italy (Design) / Japan (Ohara Sourced Element Integration Layout) |
| Optical Design | Apochromatic Refractor (3-Element Air-Spaced Objective Triplet Configuration using an Ohara FPL-53 element core) |
| Aperture | 80 mm (3.14 inches) |
| Focal Length | 480 mm |
| Focal Ratio | f/6.00 |
| Optical Coatings | Premium Ultra-Wideband Multi-Coated Broad-Band Layers on all glass boundaries |
| Glass Material | Premium Japanese Ohara FPL-53 Glass core flanked by Lanthanum element elements to secure color correction values |
| 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), 1.74 Arcseconds (Rayleigh) |
| Limiting Visual Magnitude | 11.3 |
| Highest Useful Magnification | 160x |
| Lowest Useful Magnification | 11x |
| Optical Tube Material | Rigid Aluminum Tube Architecture fitted with high-efficiency internal stray-light knife-edge baffles |
| Focuser Style & Mechanism | 2.5-inch Heavy-Duty Geared Rack and Pinion Focuser Unit with 10:1 Micro-Focus Reduction System, 2-inch Click-Lock system clamp, and built-in field rotator module |
| Mirror Lock Mechanism | No (Equipped with standard manual drawtube tension locks) |
| Optical Tube Dimensions | 95 mm x 375 mm (Tube Outer Diameter x Retracted Transport State Length) |
| Optical Tube Weight | 3.20 kg (7.05 lbs) (Complete Assembly weight including Ring Clamps and Handle components) |
| Mount Attachment Type | CNC-Machined Tube Clamps attached directly to a Universal Vixen-Style Dovetail Mounting Plate Frame |
| Finder Scope Specification | Pre-drilled accessory mounting block configured for universal finder base attachment |
| Included Accessories | 80mm OWL Triplet Lens Cell, Retractable Dew Shield, 2.5-inch Click-Lock Focuser, CNC Clamps, Vixen Dovetail, Interferometric Test Certificate (Strehl > 0.95 verification threshold) |
| Standard Warranty | 2-Year Limited Warranty |
| Application | Advanced rich-field astrophotography runs, delivering pinpoint color tracking stability across modern small-to-medium sensor arrays. |
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