SV161 1.25'' double helical focuser with 0.05mm scale for telescope lenses or finder scope with SV150 (M42 male, M42 female, SCT male, 2-inch adapter).
| Model | SV161 |
| Inner diameter | 1.25" |
| Stroke | 10mm |
| Adjustment Accuracy | 0.05mm |
| Top Male Thread | M42x0.75 |
| Bottom Male Thread | M31*0.5 |
| Minimum Height | 43mm |
| Longest Height | 53mm |
| Model | SV150（W9113A） | SV150（W9113B） | SV150（W9113C） | SV150（W9113D） | SV150（W9113E） |
| Size | M31*0.5 to M42*0.75 female thread | M31*0.5 To M42*0.75 T2 Male Thread | M31*0.5 To SCT Male Thread | M31*0.5 To 2" Female Thread | M31*0.5 To SCT Female Thread |
| Color | Black | Black | Black | Black | Black |
| Material | Aluminum Alloy | Aluminum Alloy | Aluminum Alloy | Aluminum Alloy | Aluminum Alloy |
1. Aerospace Aluminum Alloy Material Precision CNC Machining Technology Frosted and Anodized Housing Anti-skid brass screw
2. The Focuser has a fixed orientation - so there is no rotation of mounted cameras or eyepieces - or also the field of view with your guide star - when focusing
3. The double-helical focuser for guider scope/finder scope Interface. The solution for telescopes or telephoto lenses with sluggish focusing
4. SV161 has a M31*0.5 male thread that can be connected with SV150 https://www.svbony.com/Svbony-Double-Helical-Focuser-adapter/#W9113A, which sold separately
5. SV161 has M42x0.75 male thread on its top, it can be connected with camera adapters for Canon or Nikon, which sold separately
6. We provide you with five different size adapters to choose from, each size only including one product
Applicable Accessories
