PlaneWave RC24 F/10.6 OTA

PlaneWave RC24 – 24-Inch Ritchey-Chrétien Optical Tube Assembly

The 24-inch Ritchey-Chrétien Optical Tube Assembly (RC24) from PlaneWave Instruments is a masterpiece of optical engineering, built for advanced astronomers and professional observatories seeking precision, contrast, and scalability. Utilizing a classic RC optical configuration, the RC24 is optimized for producing sharp, high-resolution images with minimal optical aberrations—making it ideal for deep-sky astrophotography, spectroscopy, satellite tracking, and research-grade imaging.

Constructed with fused silica optics and a carbon fiber optical tube, the RC24 offers superior thermal stability, reduced expansion, and long-term structural rigidity in even the most demanding environments. Designed for seamless integration with PlaneWave’s direct drive mount systems, the RC24 is a versatile solution for modern observatories.

Key Specifications

Optical Design: Ritchey-Chrétien (RC)
Clear Aperture: 610mm (24 in)
Focal Ratio: f/10.6
Focal Length: 6459mm
Back Focus: 394.24mm from mounting surface
Mirror Material: Fused silica
OTA Material: Carbon fiber – lightweight and rigid
Dew Control: Delta-T ready with built-in primary and secondary mirror heaters

Performance & Applications

- High-Contrast Imaging:
The RC optical design minimizes optical aberrations such as coma and spherical distortion, enabling detailed, high-contrast imaging across a large field.

- Scientific Research Ready:
With a 24-inch aperture and precise f/10.6 ratio, the RC24 is ideal for photometry, astrometry, spectroscopy, and long-exposure deep-sky work.

- Stable & Rigid Construction:
The carbon fiber OTA paired with fused silica optics ensures minimal thermal expansion, delivering consistent focus and image quality during extended sessions.

- Advanced Thermal Management:
Integrated Delta-T dew control system actively prevents dew buildup, ensuring clear optical surfaces throughout the night.

- Observatory Integration:
Perfectly suited for pairing with PlaneWave’s L-600 and L-700 series mounts, the RC24 offers a scalable platform for research institutions, defense applications, and private observatories.