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The Askar N160 features a large 160mm aperture and a focal ratio of F3.4.It is a cost‑effective Newtonian reflector designed for deep-sky astrophotography.
Specifications
| Parameters | ||
|
Aperture size |
160mm |
|
|
Focal length |
576mm(without Corrector)/544mm(with Corrector) |
|
|
Focal ratio |
F3.6(without Corrector)/F3.4(with Corrector) |
|
|
Corrector reduction factor |
0.95× |
|
|
Corrector type |
Triplet design |
|
|
Primary mirror type |
Parabolic mirror |
|
|
Format specifications |
APS-C |
|
|
Tube material |
Carbon fiber |
|
|
Secondary mirror short axis diameter |
61mm |
|
|
Lens tube outer diameter |
193mm |
|
|
Lens tube total length |
467mm |
|
|
OTA weight |
3.97kg |
|
|
Gross weight (including handle， tube ring， dovetail plate, and corrector) |
5.2kg | |
| Corrector weight | 0.22kg | |
| Resolution | 0.73 | |
| Back focus | 55mm（from the M48 thread） | |
| Rear-end thread type | Corrector end：M48*0.75 | |
| Standard package items | a N160 OTA, a pair of tube rings, 230mm dovetail plate, multifunctional handle, 0.95×MPCC, manual, M58 to M48 adapter, 0.1mm shim *2, 0.2mm shim *2, 0.3mm shim *2 | |
