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Orion ODK14 350/2380 Dall-Kirkham OTA Specs
| Brand | Orion (Orion Optics UK) |
| Full Model Code | Orion Optics UK ODK14 350/2380 Optimized Dall-Kirkham Astrograph Optical Tube Assembly |
| Country of Origin | United Kingdom (Designed and Manufactured) |
| Optical Design | Optimized Dall-Kirkham (Elliptical Primary Mirror and Spherical Secondary Mirror with Integrated Doublet Corrector Lens) |
| Aperture | 350 mm (13.78 inches) |
| Focal Length | 2380 mm |
| Focal Ratio | f/6.8 |
| Optical Coatings | Hilux Multi-Layer Reflective Coating Matrix Delivering 97% Total Reflectivity Levels |
| Glass Material | Premium Precision-Annealed Suprax Glass Substrate with Ultra-Low Expansion Index |
| Secondary Mirror Obstruction | 133 mm |
| Secondary Mirror Obstruction by Diameter | 38.00% |
| Secondary Mirror Obstruction by Area | 14.44% |
| Resolving Power | 0.33 Arcseconds (Dawes), 0.39 Arcseconds (Rayleigh) |
| Limiting Visual Magnitude | 14.6 |
| Highest Useful Magnification | 700x |
| Lowest Useful Magnification | 50x |
| Optical Tube Material | Genuine Multi-Layer Twill Carbon Fiber Structural Shell with Matte Internal Anti-Reflective Coating |
| Focuser Style & Mechanism | 3-inch Dual-Speed Rack and Pinion Focuser with 10:1 Micro-Focus Drive and Rigid Lock Array |
| Mirror Lock Mechanism | Yes (CNC-Machined Primary Cell Assembly with Fixed Mechanical Mirror Retainers to Prevent Shift) |
| Optical Tube Dimensions | 395 mm x 850 mm |
| Optical Tube Weight | 24.00 kg (52.91 lbs) |
| Mount Attachment Type | CNC-Machined Aluminum Support Ring Set Fastened to Heavy Losmandy-Style Dovetail Bar |
| Finder Scope Specification | Not Included / Pre-drilled for Standard Finder Bracket Base Plates |
| Included Accessories | 350mm Suprax ODK OTA, Integrated Doublet Field Corrector Lens, 3-inch Dual-Speed Focuser, CNC Tube Rings, Losmandy Dovetail Bar, 1/4 PV or Better Wavefront Test Report |
| Standard Warranty | 1-Year Limited Warranty |
| Application | Observatory-grade long-exposure astrophotography targeting galaxies and faint planetary nebulae, matching a substantial 14-inch flat-field layout to full-frame imaging formats. |
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