Article number: |
6111 |
Availability: |
More on the Way to us |
Delivery time: |
More on the Way to Us |
- Coma free, chromatic aberration-free, spherical aberration-free optics
- 150mm (6") optical aperture
- 1370mm focal length
- f/9 focal ratio
- Fixed primary
- Low thermal expansion quartz mirrors
- Multiple knife-edge baffle system
- 2" dual-speed Crayford focuser
- Finder scope base and dovetails bar
- Optional finder scope, diagonal and 1.25" eyepiece
- Optional iOptron Electric Focuser (#8451)
Package includes
#6111 6" RC OTA only
- OTA w/2" dual speed Crayford focuser
- 2X25mm, 1X 50mm focus extention
- 1.25" accessory adapter
- Vixen dovetail bar
Optical Design |
Ritchey-Chretien |
Clear Aperture |
150mm |
Focal Length |
1370mm |
Focal Ratio |
f/9 |
Resolving Power |
0.76 arc seconds |
Limiting Magnitude |
13.6 |
Highest Useful Magnification |
180X |
Secondary Mirror Size |
67mm |
Focuser |
10:1 Crayford dual-speed |
Focuser size |
2” |
Dovetail Bar |
Vixen-style |
Finderscope Base |
Yes |
Finder scope |
Optional |
Tube material |
Steel |
Tube Length |
19.1” |
Tube Weight |
12 lbs |
Other Accessories |
2” to 1.25” compression ring adapter; 1" long extension tube X2 2" long extension tube X1 |
Gross Weight |
18 lbs |
Warranty |
One year limited |