Celestron 8" CPC 800 Schmidt-Cassegrain Telescope

Stock count is accurate & shown in real time.
- This item is out of stock.
- Sign up for back-in-stock alerts to be notified when this item becomes available (account login required).
- This item is out of stock.
- Sign up for back-in-stock alerts to be notified when this item becomes available (account login required).
Contiguous US / Lower 48:
Free shipping applies to orders over $50 using our chosen carrier/method. Faster paid options are available at checkout.
Alaska, Hawaii & US Territories:
Free shipping applies to many—but not all—products. Enter your ZIP code in cart or upon checkout to confirm options and costs.
International:
International orders do not qualify for free shipping. Shipping, duties, brokerage, tariffs, and taxes are the customer’s responsibility. Some items may be restricted due to export, size, or manufacturer limitations.
General Features
- 8" diffraction limited Schmidt-Cassegrain telescope
- Celestron's premium StarBright XLT coatings
- Fully computerized dual fork arm Altazimuth mount
- 8x50 finderscope to help accurately find objects
- Newly designed heavy-duty tripod makes attaching the telescope so easy you can do it in the dark; also features sturdy 2" steel legs and accessory tray
- Ergonomic design - Comfortably lift and move the telescope from location to location
- Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
- Convenient remote hand control holder - Allows you to view information hands-free while using the scope
Computerized Mount Features
- Proven NexStar computer control technology
- 40,000 object database with over 100 user-definable objects and expanded information on over 200 objects
- Custom database lists of all the most famous deep-sky objects by name and catalog number; the most beautiful double, triple and quadruple stars; variable stars; solar system objects and asterisms
- Re-designed drive base and drive mechanics - Quiet operation; large drive gears, quick release clutch
- SkyAlign allows you to align on any three bright celestial objects, making for a fast and easy alignment process
- Flash upgradeable hand control software and motor control units for downloading product updates over the Internet
- Permanent PEC
- Auxiliary port for additional accessories such as Autoguider, GPS accessory
- NexRemote telescope control software and RS-232 cable included for advanced control of your telescope via computer
Specifications:
Optical Tube Info
- Optical Design: Schmidt-Cassegrain
- Aperture: 203.2mm (8")
- Focal Length: 2032mm (80")
- Focal Ratio: f/10
- Focal Length of Eyepiece 1: 40mm (1.57")
- Magnification of Eyepiece 1: 51x
- Finderscope: 9x50 Finderscope with quick release bracket
- Star Diagonal: 1.25" Star Diagonal
- Optical Tube: Aluminum
- Highest Useful Magnification: 480x
- Lowest Useful Magnification: 29x
- Limiting Stellar Magnitude: 14
- Resolution (Rayleigh): 0.69 arc seconds
- Resolution (Dawes): 0.57 arc seconds
- Light Gathering Power (Compared to human eye): 843x
- Secondary Mirror Obstruction: 64mm (2.5")
- Secondary Mirror Obstruction by Diameter: 31%
- Secondary Mirror Obstruction by Area: 9.77%
- Optical Coatings: Starbright XLT
- Optical Tube Length: 432mm (17")
- Optical Tube Diameter: 238mm (9.37")
- Optical Tube Weight: 42 lbs (19.1 kg) with mount
- Dovetail: None
Mount Info
- Mount Type: Computerized Altitude-Azimuth Dual Fork Arm
- Height adjustment range (includes mount and tripod): 1295.4mm - 1422.4mm (51" - 66")
- Tripod leg diameter: 50.8mm (2") Stainless Steel
- Mount Head Weight: 42 lbs (19.1 kg) with optical tube
- Accessory Tray: Yes
- Tripod Weight: 19 lbs (8.6 kg)
- Slew Speed: 9 slew speeds - max speed 5°/second
- Tracking Rates: Sidereal, Solar and Lunar
- Tracking Modes: Altazimuth, EQ North and EQ South
- GPS: Internal 16 channel
- Dovetail Compatibility: none
- Number of Auxiliary Ports: 2 AUX Ports (Hand Control can use any of the AUX Ports)
- Autoguide Port: Yes
- USB Port: Yes, on hand control
- Power Requirements: 12 VDC-1.5A (Tip positive)
- Motor Drive: DC servo motors
- Alignment Procedures: Sky Align, Auto Two-Star Align, Two-Star Align, Solar System Align, EQ North Align and EQ South
- Align
- Periodic Error Correction: Yes
- Computerized Hand Control: 2 line x 18 character backlit Liquid Crystal Display, 19 LED backlit buttons, USB 2.0 Port
- for PC connection
- NexStar+ Database: 40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects
- Software: Celestron Starry Night Special Edition Software and SkyPortal App
- Total Telescope Kit Weight: 61 lbs (27.6 kg)
Solar Warning
- Never look directly at the Sun with the naked eye or with an optic (unless you have the proper solar filter). Permanent and irreversible eye damage may result.
- Never use your optic to project an image of the Sun onto any surface. Internal heat build-up can damage the optic and any accessories attached to it.
- Never leave your optic unsupervised. Make sure an adult who is familiar with the correct operating procedures is with your optic at all times, especially when children are present.
Useful Resources
User Manual: Celestron 8" CPC 800 Schmidt-Cassegrain Telescope # 11073-XLT Manual (PDF format, 2.77MB)
User Manual: NexStar Communication Protocol v 1.2 (PDF format, 80.23KB)
Other Information
- Country of Manufacture: China
- Celestron Warranty: Two-year factory limited warranty (within US/Canada only).
General Features
- 8" diffraction limited Schmidt-Cassegrain telescope
- Celestron's premium StarBright XLT coatings
- Fully computerized dual fork arm Altazimuth mount
- 8x50 finderscope to help accurately find objects
- Newly designed heavy-duty tripod makes attaching the telescope so easy you can do it in the dark; also features sturdy 2" steel legs and accessory tray
- Ergonomic design - Comfortably lift and move the telescope from location to location
- Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
- Convenient remote hand control holder - Allows you to view information hands-free while using the scope
Computerized Mount Features
- Proven NexStar computer control technology
- 40,000 object database with over 100 user-definable objects and expanded information on over 200 objects
- Custom database lists of all the most famous deep-sky objects by name and catalog number; the most beautiful double, triple and quadruple stars; variable stars; solar system objects and asterisms
- Re-designed drive base and drive mechanics - Quiet operation; large drive gears, quick release clutch
- SkyAlign allows you to align on any three bright celestial objects, making for a fast and easy alignment process
- Flash upgradeable hand control software and motor control units for downloading product updates over the Internet
- Permanent PEC
- Auxiliary port for additional accessories such as Autoguider, GPS accessory
- NexRemote telescope control software and RS-232 cable included for advanced control of your telescope via computer
Specifications:
Optical Tube Info
- Optical Design: Schmidt-Cassegrain
- Aperture: 203.2mm (8")
- Focal Length: 2032mm (80")
- Focal Ratio: f/10
- Focal Length of Eyepiece 1: 40mm (1.57")
- Magnification of Eyepiece 1: 51x
- Finderscope: 9x50 Finderscope with quick release bracket
- Star Diagonal: 1.25" Star Diagonal
- Optical Tube: Aluminum
- Highest Useful Magnification: 480x
- Lowest Useful Magnification: 29x
- Limiting Stellar Magnitude: 14
- Resolution (Rayleigh): 0.69 arc seconds
- Resolution (Dawes): 0.57 arc seconds
- Light Gathering Power (Compared to human eye): 843x
- Secondary Mirror Obstruction: 64mm (2.5")
- Secondary Mirror Obstruction by Diameter: 31%
- Secondary Mirror Obstruction by Area: 9.77%
- Optical Coatings: Starbright XLT
- Optical Tube Length: 432mm (17")
- Optical Tube Diameter: 238mm (9.37")
- Optical Tube Weight: 42 lbs (19.1 kg) with mount
- Dovetail: None
Mount Info
- Mount Type: Computerized Altitude-Azimuth Dual Fork Arm
- Height adjustment range (includes mount and tripod): 1295.4mm - 1422.4mm (51" - 66")
- Tripod leg diameter: 50.8mm (2") Stainless Steel
- Mount Head Weight: 42 lbs (19.1 kg) with optical tube
- Accessory Tray: Yes
- Tripod Weight: 19 lbs (8.6 kg)
- Slew Speed: 9 slew speeds - max speed 5°/second
- Tracking Rates: Sidereal, Solar and Lunar
- Tracking Modes: Altazimuth, EQ North and EQ South
- GPS: Internal 16 channel
- Dovetail Compatibility: none
- Number of Auxiliary Ports: 2 AUX Ports (Hand Control can use any of the AUX Ports)
- Autoguide Port: Yes
- USB Port: Yes, on hand control
- Power Requirements: 12 VDC-1.5A (Tip positive)
- Motor Drive: DC servo motors
- Alignment Procedures: Sky Align, Auto Two-Star Align, Two-Star Align, Solar System Align, EQ North Align and EQ South
- Align
- Periodic Error Correction: Yes
- Computerized Hand Control: 2 line x 18 character backlit Liquid Crystal Display, 19 LED backlit buttons, USB 2.0 Port
- for PC connection
- NexStar+ Database: 40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects
- Software: Celestron Starry Night Special Edition Software and SkyPortal App
- Total Telescope Kit Weight: 61 lbs (27.6 kg)
Solar Warning
- Never look directly at the Sun with the naked eye or with an optic (unless you have the proper solar filter). Permanent and irreversible eye damage may result.
- Never use your optic to project an image of the Sun onto any surface. Internal heat build-up can damage the optic and any accessories attached to it.
- Never leave your optic unsupervised. Make sure an adult who is familiar with the correct operating procedures is with your optic at all times, especially when children are present.
| Manufacturer | Celestron |
|---|---|
| Telescope Focal Length | 2001 - 2500mm |
| Optical Design | Schmidt-Cassegrain |
|---|---|
| Aperture (mm) | 203.2 mm (8 in) |
| Focal Length (mm) | 2032 mm (80 in) |
| Focal Ratio | 10 |
| Eyepiece 1 (mm) | 40 mm (1.57 in) |
| Magnification 1 | 51 x |
| Finderscope | 8x50 Finderscope with quick release bracket |
| Star Diagonal | 1.25 |
| Mount | Dual Fork Arm |
| Optical Tube | Aluminum |
| Accessory Tray | Leg Brace / Eyepiece holder |
| CD ROM | NexRemote control software with RS-232 cable |
| Tripod | Heavy Duty Steel Adjustable |
| Power Supply | Car battery adapter |
| Highest Useful Magnification | 480 x |
| Lowest Useful Magnification | 29 x |
| Limiting Stellar Magnitude | 14 |
| Resolution (Rayleigh) | 0.69 arc seconds |
| Resolution (Dawes) | 0.57 arc seconds |
| Photographic Resolution | 200 line/mm |
| Light Gathering Power | 843 x |
| Angular Field of View (deg) | 0.8 ° |
| Linear Field of View (@1000 yds) | 42 ft (13 m) |
| Secondary Mirror Obstruction | 2.5 in (64 mm) |
| Secondary Mirror Obstruction by Diameter | 31 % |
| Secondary Mirror Obstruction by Area | 9.77 % |
| Optical Coatings | Starbright XLT Coating |
| Telescope Weight | 42 lbs (19 kg) |
| Tripod and Mount Weight | 27 lbs (12 kg) |
| Motor Drive | DC Servo motors with encoders, both axes |
| Motor Resolution | 0.1406 |
| Tracking Rates | Sidereal, Solar and Lunar |
| Tracking Modes | Altazimuth, EQ North and EQ South |
| Alignment Procedures | SkyAlign, Auto Two-Star Alignment, Two-star Align, SolarSystem Align, EQ North Align, EQ South Align, One-Star Align |
| Software Precision | 24 bit, 0.08 calculations |
| Periodic Error Correction | Permanently Programmable |
| Fork Arm | Dual fork arm, cast Aluminum with detachable HC cradle |
| Gear | 5.625 hard anodized gear in both axes, 180 tooth, brass worm |
| Bearings | 9.8 azimuth bearing |
| Motor Ports | Aux Port, Autoguide Ports |
| Communication Ports | RS-232 communication port on hand control |
| Computer Hand Control | Flash upgradeable, double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons |
| Database | 40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects |
| Power Requirements | 12 VDC 1.5A |
| Power Requirements - Idle Current | 340 mA |
| Power Requirements - Slew one axis | 640 mA |
| Power Requirements - Slew both axes | 900 mA |
| Cord Management | Cord Wrap Software |
| GPS | Internal 16 channel |
- Optical tube
- Mount and Tripod
- Accessory Tray
- 40mm eyepiece
- 1.25" Star Diagonal
- 50mm 9x50 Finderscope with Bracket
- Instruction Manual
General Features
- 8" diffraction limited Schmidt-Cassegrain telescope
- Celestron's premium StarBright XLT coatings
- Fully computerized dual fork arm Altazimuth mount
- 8x50 finderscope to help accurately find objects
- Newly designed heavy-duty tripod makes attaching the telescope so easy you can do it in the dark; also features sturdy 2" steel legs and accessory tray
- Ergonomic design - Comfortably lift and move the telescope from location to location
- Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
- Convenient remote hand control holder - Allows you to view information hands-free while using the scope
Computerized Mount Features
- Proven NexStar computer control technology
- 40,000 object database with over 100 user-definable objects and expanded information on over 200 objects
- Custom database lists of all the most famous deep-sky objects by name and catalog number; the most beautiful double, triple and quadruple stars; variable stars; solar system objects and asterisms
- Re-designed drive base and drive mechanics - Quiet operation; large drive gears, quick release clutch
- SkyAlign allows you to align on any three bright celestial objects, making for a fast and easy alignment process
- Flash upgradeable hand control software and motor control units for downloading product updates over the Internet
- Permanent PEC
- Auxiliary port for additional accessories such as Autoguider, GPS accessory
- NexRemote telescope control software and RS-232 cable included for advanced control of your telescope via computer
Specifications:
Optical Tube Info
- Optical Design: Schmidt-Cassegrain
- Aperture: 203.2mm (8")
- Focal Length: 2032mm (80")
- Focal Ratio: f/10
- Focal Length of Eyepiece 1: 40mm (1.57")
- Magnification of Eyepiece 1: 51x
- Finderscope: 9x50 Finderscope with quick release bracket
- Star Diagonal: 1.25" Star Diagonal
- Optical Tube: Aluminum
- Highest Useful Magnification: 480x
- Lowest Useful Magnification: 29x
- Limiting Stellar Magnitude: 14
- Resolution (Rayleigh): 0.69 arc seconds
- Resolution (Dawes): 0.57 arc seconds
- Light Gathering Power (Compared to human eye): 843x
- Secondary Mirror Obstruction: 64mm (2.5")
- Secondary Mirror Obstruction by Diameter: 31%
- Secondary Mirror Obstruction by Area: 9.77%
- Optical Coatings: Starbright XLT
- Optical Tube Length: 432mm (17")
- Optical Tube Diameter: 238mm (9.37")
- Optical Tube Weight: 42 lbs (19.1 kg) with mount
- Dovetail: None
Mount Info
- Mount Type: Computerized Altitude-Azimuth Dual Fork Arm
- Height adjustment range (includes mount and tripod): 1295.4mm - 1422.4mm (51" - 66")
- Tripod leg diameter: 50.8mm (2") Stainless Steel
- Mount Head Weight: 42 lbs (19.1 kg) with optical tube
- Accessory Tray: Yes
- Tripod Weight: 19 lbs (8.6 kg)
- Slew Speed: 9 slew speeds - max speed 5°/second
- Tracking Rates: Sidereal, Solar and Lunar
- Tracking Modes: Altazimuth, EQ North and EQ South
- GPS: Internal 16 channel
- Dovetail Compatibility: none
- Number of Auxiliary Ports: 2 AUX Ports (Hand Control can use any of the AUX Ports)
- Autoguide Port: Yes
- USB Port: Yes, on hand control
- Power Requirements: 12 VDC-1.5A (Tip positive)
- Motor Drive: DC servo motors
- Alignment Procedures: Sky Align, Auto Two-Star Align, Two-Star Align, Solar System Align, EQ North Align and EQ South
- Align
- Periodic Error Correction: Yes
- Computerized Hand Control: 2 line x 18 character backlit Liquid Crystal Display, 19 LED backlit buttons, USB 2.0 Port
- for PC connection
- NexStar+ Database: 40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects
- Software: Celestron Starry Night Special Edition Software and SkyPortal App
- Total Telescope Kit Weight: 61 lbs (27.6 kg)
Solar Warning
- Never look directly at the Sun with the naked eye or with an optic (unless you have the proper solar filter). Permanent and irreversible eye damage may result.
- Never use your optic to project an image of the Sun onto any surface. Internal heat build-up can damage the optic and any accessories attached to it.
- Never leave your optic unsupervised. Make sure an adult who is familiar with the correct operating procedures is with your optic at all times, especially when children are present.
Useful Resources
User Manual: Celestron 8" CPC 800 Schmidt-Cassegrain Telescope # 11073-XLT Manual (PDF format, 2.77MB)
User Manual: NexStar Communication Protocol v 1.2 (PDF format, 80.23KB)
Other Information
- Country of Manufacture: China
- Celestron Warranty: Two-year factory limited warranty (within US/Canada only).
| Manufacturer | Celestron |
|---|---|
| Telescope Focal Length | 2001 - 2500mm |
| Optical Design | Schmidt-Cassegrain |
|---|---|
| Aperture (mm) | 203.2 mm (8 in) |
| Focal Length (mm) | 2032 mm (80 in) |
| Focal Ratio | 10 |
| Eyepiece 1 (mm) | 40 mm (1.57 in) |
| Magnification 1 | 51 x |
| Finderscope | 8x50 Finderscope with quick release bracket |
| Star Diagonal | 1.25 |
| Mount | Dual Fork Arm |
| Optical Tube | Aluminum |
| Accessory Tray | Leg Brace / Eyepiece holder |
| CD ROM | NexRemote control software with RS-232 cable |
| Tripod | Heavy Duty Steel Adjustable |
| Power Supply | Car battery adapter |
| Highest Useful Magnification | 480 x |
| Lowest Useful Magnification | 29 x |
| Limiting Stellar Magnitude | 14 |
| Resolution (Rayleigh) | 0.69 arc seconds |
| Resolution (Dawes) | 0.57 arc seconds |
| Photographic Resolution | 200 line/mm |
| Light Gathering Power | 843 x |
| Angular Field of View (deg) | 0.8 ° |
| Linear Field of View (@1000 yds) | 42 ft (13 m) |
| Secondary Mirror Obstruction | 2.5 in (64 mm) |
| Secondary Mirror Obstruction by Diameter | 31 % |
| Secondary Mirror Obstruction by Area | 9.77 % |
| Optical Coatings | Starbright XLT Coating |
| Telescope Weight | 42 lbs (19 kg) |
| Tripod and Mount Weight | 27 lbs (12 kg) |
| Motor Drive | DC Servo motors with encoders, both axes |
| Motor Resolution | 0.1406 |
| Tracking Rates | Sidereal, Solar and Lunar |
| Tracking Modes | Altazimuth, EQ North and EQ South |
| Alignment Procedures | SkyAlign, Auto Two-Star Alignment, Two-star Align, SolarSystem Align, EQ North Align, EQ South Align, One-Star Align |
| Software Precision | 24 bit, 0.08 calculations |
| Periodic Error Correction | Permanently Programmable |
| Fork Arm | Dual fork arm, cast Aluminum with detachable HC cradle |
| Gear | 5.625 hard anodized gear in both axes, 180 tooth, brass worm |
| Bearings | 9.8 azimuth bearing |
| Motor Ports | Aux Port, Autoguide Ports |
| Communication Ports | RS-232 communication port on hand control |
| Computer Hand Control | Flash upgradeable, double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons |
| Database | 40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects |
| Power Requirements | 12 VDC 1.5A |
| Power Requirements - Idle Current | 340 mA |
| Power Requirements - Slew one axis | 640 mA |
| Power Requirements - Slew both axes | 900 mA |
| Cord Management | Cord Wrap Software |
| GPS | Internal 16 channel |
- Optical tube
- Mount and Tripod
- Accessory Tray
- 40mm eyepiece
- 1.25" Star Diagonal
- 50mm 9x50 Finderscope with Bracket
- Instruction Manual

Celestron 8" CPC 800 Schmidt-Cassegrain Telescope
