Planewave RC1000 Ritchey-Chrétien Telescope System

The RC1000 telescope from PlaneWave Instruments is designed to meet the demanding requirements of rigorous academic, commercial, and defense applications, making it ideal for serious astronomers and astrophotographers. This flagship system features the RC1000 Ritchey-Chrétien optical tube along with a high-performance direct-drive mount tailored for superior imaging, precision research, and robust educational projects.

Key Features of the RC1000 Telescope

RC1000 Optical Tube Assembly

• Aperture and Focal Length: Features a 1-meter aperture and a 12240 mm focal length at an f/12.2 ratio, perfect for high-resolution imaging and exhaustive scientific observations.
• Ritchey-Chrétien Optical Design: Utilizes a classical RC design with minimal central obstruction, improving image contrast and minimizing diffraction spikes for more defined and detailed celestial imaging.
• Dual Nasmyth Focus Capability: Equipped with dual Nasmyth focus ports that accommodate heavy instrumentation, enhanced by a controllable tertiary mirror for rapid switching between different instruments or cameras.

High-Performance Mounting System

• Direct Drive Motors: Employs cutting-edge direct-drive motors that provide smooth, fast, and near-silent slewing at up to 50 degrees per second, ensuring zero backlash and zero periodic error, perfect for exact tracking and quick repositioning.
• High-Resolution Encoders: Comes with on-axis 26-bit absolute encoders on each axis for extraordinarily precise pointing and tracking, essential for stable tracking of low Earth orbit satellites.
• Advanced Tertiary Mirror System: Features a software-controlled rotating tertiary mirror which simplifies the process of switching between multiple instruments and observational setups without the need for rebalancing or refocusing.

Application-Specific Advantages

Astrophotography

The RC1000 excels at delivering outstanding image quality through its large aperture and extended focal length, coupled with a high-precision drive system. It is superbly suited for capturing intricate images of distant galaxies, nebulae, and other celestial phenomena.

Astronomy Research

This observatory-class system is invaluable for universities, research institutes, and advanced observatories engaged in detailed celestial measurements and extensive space studies. Its robust design and advanced optical capabilities facilitate precise photometry, spectroscopy, and high-resolution imaging.

Free-Space Optical Communication (FSOC)

The RC1000's large aperture and refractive-optics-free design make it exceptionally well-suited for Free-Space Optical Communication. These features allow for high-resolution, long-distance optical data transmission, which is critical in modern telecommunications. Additionally, the telescope's exceptional tracking capabilities ensure precise alignment with communication satellites and other terrestrial communication points, enhancing signal fidelity and system reliability in FSOC applications.

Aperture	1000 mm (39.37 in)
Focal Length	12200 mm
Focal Ratio	f/12.2
Central Obstruction	27% of the Primary Mirror Diameter
Back Focus	578 mm (22.75 in)
Weight	3650 lbs
Optimal Field of View	Aperture	1000 mm (39.37 in)
	Focal Length	12200 mm
	Focal Ratio	f/12.2
	Central Obstruction	27% of the Primary Mirror Diameter
	Back Focus	578 mm (22.75 in)
	Weight	3650 lbs
	Optimal Field of View	Motor – Azimuth and Altitude	Direct Drive 3-Phase Axial-Flux Torque Motor
		Encoder – Azimuth and Altitude	Absolute encoder with a resolution of 0.005 arcseconds (268 million counts per revolution)
		Motor Torque	Greater than 200 ft-lbs of peak torque
		Drive Electronics	Controls the altitude and azimuth motors and encoders, 2 direct drive de-rotators with absolute encoders, 4 fans zones, 3 dew heater zones, two focusers, an array of temperature sensors, M3 port selector, primary mirror covers and magnetic axis deceleration
		Telescope Control Software	PlaneWave Interface 4 (PWI4) Software. Incorporates PointXP mount modeling software and All Sky PlateSolve, both by Dave Rowe. Also includes automatic focusing, dew heater control, primary mirror cover control, and dome control and provides HTTP and ASCOM control interfaces. Linux and Windows compatible. MaxIm DL is required for camera control when building a pointing model within our PWI4 software. Pointing AccuracyBetter than 10 arcsecond RMS with PointXP ModelPointing Precision2 arcseconds at sidereal velocityTracking Accuracy< 1 arcsecond over a 10-minute period at sidereal velocitySystem Natural Frequency10 Hz or greaterField De-Rotator Accuracy< 3 microns of peak-to-peak error at 35mm off-axis over 1 hour of tracking (18 arc sec) Included ItemsCDK1000 Focuser - Provides 11.3” of back focus to the image plane when coupled with the rotator and has a 45lb payload capacity.CDK1000 Rotator - Rotator provides rotation and on sky field de-rotationActuator Mirror Shutters - Automated shutters to protect the primary mirror and inside of the optical tubeFlash drive - Contains software and instructions for collimation and spacing the primary to secondary mirrorHeating Elements for Dew Prevention - Heating elements for dew prevention on the primary and secondary mirror