Celestron C9.25 SC

1. Schmidt-Cassegrain Design: The Celestron C9.25 SC features a sophisticated catadioptric optical system, ingeniously combining mirrors and a front corrector lens to achieve a remarkably long focal length within a compact, portable tube. This design minimizes spherical aberration and coma while maintaining a relatively fast focal ratio, making it an excellent all-around performer for diverse celestial targets.

2. StarBright XLT Coatings: Equipped with Celestron's proprietary StarBright XLT optical coatings, this telescope optimizes light transmission across the entire visual spectrum. This multi-layer coating system enhances brightness, contrast, and color fidelity, ensuring stunningly sharp and detailed views of everything from faint galaxies to intricate planetary details.

3. High Versatility & Portability: The C9.25 SC excels in both visual observation and astrophotography, offering a unique blend of a large aperture for collecting ample light and a manageable tube size for easy transport and setup. Its robust yet relatively lightweight construction allows for quick deployment in various observing locations, making it a favorite among serious amateur astronomers and imagers.

4. Durable Construction: Crafted with a precisely machined aluminum optical tube, the C9.25 SC ensures optical alignment stability and longevity. The sealed tube design protects the optics from dust and moisture, reducing maintenance requirements and ensuring consistent, high-quality performance over many years of use.

ABOUT THE CELESTRON C9.25 SC

The Celestron C9.25 SC, part of Celestron's renowned Schmidt-Cassegrain (SCT) series, stands out with its unique optical design that strikes an exceptional balance between aperture size and portability. Unlike traditional refractors or large reflectors, this 9.25-inch SCT combines lenses and mirrors to deliver a long focal length in a remarkably compact tube, making it incredibly versatile for both advanced visual observation and serious astrophotography. Its advanced StarBright XLT optical coatings significantly enhance light transmission for brighter, sharper images of celestial objects, from the intricate details of planetary surfaces to faint deep-sky nebulae. The closed-tube design minimizes dust accumulation and eliminates the need for frequent collimation, ensuring low maintenance and consistent performance. Constructed from durable aluminum alloys, the C9.25 SC is a robust yet manageable instrument, ideal for astronomers seeking a high-performance, all-around telescope for backyard viewing, remote observing sessions, and dedicated imaging setups under varying sky conditions.

ABOUT CELESTRON

Celestron, founded in 1960 in Torrance, California, USA, is a globally recognized leader in the design and manufacture of telescopes, binoculars, and microscopes. The company is particularly known for its pioneering role in popularizing Schmidt-Cassegrain telescopes, making advanced optics accessible to amateur astronomers worldwide. Celestron has continuously innovated, introducing technologies like computerized GoTo mounts and advanced optical coatings. Their philosophy centers on providing high-quality, user-friendly optical instruments that inspire discovery and exploration, earning them a reputation for reliability and optical excellence among astronomy enthusiasts.

MAIN FEATURES

• Optical Design: Schmidt-Cassegrain (SCT) combining lenses and mirrors for a compact, long-focal-length design.

• Aperture: 9.25 inches (235 mm) for excellent light gathering capability.

• Focal Length: 2350 mm, providing high magnification for detailed observations.

• Focal Ratio: f/10, ideal for both planetary viewing and deep-sky astrophotography.

• Optical Coatings: StarBright XLT coatings for enhanced light transmission and contrast.

• Primary Mirror: Spherical mirror with corrector plate to reduce aberrations.

• Tube Material: Durable aluminum alloy, lightweight yet robust.

• Compatibility: Compatible with various equatorial and alt-azimuth mounts standard to Celestron and other brands (e.g., CGX, CGEM, CPC series).

• Weight: Approximately 20 lbs (9.1 kg) for the optical tube assembly (OTA), offering good portability.

• Back Focus: Generous back focus for imaging accessories.

WARRANTY

This product is covered by a 2-year global warranty that includes defects in materials and manufacturing under normal use.

IN THE BOX

• Celestron C9.25 SC Optical Tube Assembly (OTA)

• 9x50 Finderscope with Quick-Release Bracket

• 25mm Plossl Eyepiece (94x magnification)

• 1.25 inch Star Diagonal

• Visual Back

• Instruction Manual