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iOptron Maksutov MC 150/1800 OTA Specs
| Brand | iOptron |
| Full Model Code | iOptron 150mm Maksutov-Cassegrain Optical Tube Assembly (6152) |
| Country of Origin | United States / China |
| Optical Design | Maksutov-Cassegrain (Catadioptric Core) |
| Aperture | 150 mm (5.9 inches) |
| Focal Length | 1800 mm |
| Focal Ratio | f/12 |
| Optical Coatings | Ultra-Wideband Multi-Layer Dielectric Anti-Reflective Coating Matrix |
| Glass Material | Premium Precision BK7 Meniscus Corrector Lens Element |
| Secondary Mirror Obstruction | 47 mm |
| Secondary Mirror Obstruction by Diameter | 31.3% |
| Secondary Mirror Obstruction by Area | 9.8% |
| Resolving Power | 0.77 Arcseconds (Dawes), 0.92 Arcseconds (Rayleigh) |
| Limiting Visual Magnitude | 13.4 |
| Highest Useful Magnification | 300x |
| Lowest Useful Magnification | 22x |
| Optical Tube Material | Powder-Coated Machined Aluminum Barrel Structure |
| Focuser Style & Mechanism | Internal Primary Mirror Focus Adjustment System with Smooth Precision Turn Dial |
| Mirror Lock Mechanism | No |
| Optical Tube Dimensions | 180 mm x 530 mm |
| Optical Tube Weight | 5.60 kg (12.3 lbs) |
| Mount Attachment Type | Universal Vixen Style Dovetail Bar with Stainless Steel Rail Protection Profile |
| Finder Scope Specification | 8x50 Straight-Through Achromatic Finder Scope with Quick-Release Bracket |
| Included Accessories | 8x50 Finder Scope, 2-inch Dielectric Diagonal (99% Reflectivity), 1.25-inch Eyepiece Adapter Core, Vixen Dovetail Bar, Custom Fitted Dual-Layer Padded Carry Case |
| Standard Warranty | 2-Year Limited Warranty |
| Application | High-resolution planetary mapping and fine double-star resolution, leveraging an extended f/12 native focal ratio configuration to present flat field perspectives with minimal secondary mirror scatter. |
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