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TS Optics RC 152/1370 Ritchey-Chretien OTA Specs
| Brand | TS Optics (Teleskop-Service) |
| Full Model Code | TS Optics GSO Pro 6-inch f/9 Ritchey-Chrétien Reflector Optical Tube Assembly Astrograph |
| Country of Origin | Taiwan (Manufacturing Execution) / Germany (Design / Quality Control Oversight) |
| Optical Design | Ritchey-Chrétien Reflector (True coma-free configuration featuring a hyperbolic primary mirror and hyperbolic secondary mirror setup) |
| Aperture | 152 mm (5.98 inches) |
| Focal Length | 1370 mm |
| Focal Ratio | f/9.01 |
| Optical Coatings | Enhanced Dielectric Mirror Layering providing 99% reflectivity metrics while protecting optical substrates from deterioration |
| Glass Material | Standard BK7 Optical Glass substrate engineered for high surface precision and uniform thermal stability |
| Secondary Mirror Obstruction | 69 mm (Central secondary configuration housing footprint width profile) |
| Secondary Mirror Obstruction by Diameter | 45.4% |
| Secondary Mirror Obstruction by Area | 20.61% |
| Resolving Power | 0.76 Arcseconds (Dawes), 0.91 Arcseconds (Rayleigh) |
| Limiting Visual Magnitude | 12.7 |
| Highest Useful Magnification | 304x |
| Lowest Useful Magnification | 22x |
| Optical Tube Material | Rigid Roll-Formed Steel Main Tube built with internal precision stray-light trapping baffle rings |
| Focuser Style & Mechanism | 2-inch Heavy-Duty Dual-Speed Crayford Focuser featuring 1:10 micro-reduction and a 1.25-inch reducer adapter |
| Mirror Lock Mechanism | Yes (Inherently fixed primary mirror frame array completely bypassing focus shifting or mechanical mirror-flop issues) |
| Optical Tube Dimensions | 191 mm x 485 mm (Tube Outer Diameter x Structural Length Profile excluding rear focuser extension ring components) |
| Optical Tube Weight | 5.40 kg (11.90 lbs) (Total baseline setup weight including the pre-installed lower Vixen attachment rail) |
| Mount Attachment Type | Integrated Vixen-Style GP-Level Dovetail Mounting Plate Rail running under the primary tube structure |
| Finder Scope Specification | Standard quick-release finder block receptacle mounted cleanly on the upper rear frame module |
| Included Accessories | 152mm Steel RC Astrograph, 2-inch Dual-Speed Focuser, 2x 25mm Extension Rings, 1x 50mm Extension Ring, M90 Rear Threads |
| Standard Warranty | 2-Year Limited Warranty |
| Application | Compact deep-sky imaging and tracking, delivering a native coma-free flat field ideal for small-to-medium camera tracking sensors without requiring complex field correctors. |
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