OTA · MSRP $2,199
Celestron 8" Rowe-Ackermann Schmidt Astrograph (RASA 8) Optical Tube Assembly

Key specifications
| Aperture | 203 mm |
|---|---|
| Focal length | 400 mm |
| Focal ratio | f/2.0 |
| Optical design | Other |
| Weight | 7.71 kg |
All specifications
| Focuser type | Ultra-Stable Focus System (precision linear ball bearing) |
|---|---|
| Dovetail | Losmandy |
About
Capture spectacular wide-field deep sky images in seconds with Celestron's portable astrograph, the 8" Rowe-Ackermann Schmidt Astrograph (RASA). This incredibly fast f/2.0 system is the perfect companion to today's color astronomical CMOS cameras, smaller CCD cameras, and mirrorless cameras. Features an Ultra-Stable Focus System, integrated air cooling system with 12V DC MagLev fan, internal filter mount, and CGE dovetail mounting rail.