TS-Optics TSOAGM68 off-axis guider The TSOAGM68 provides a wider M68 imaging interface for off-axis guiding, with a 62.5 mm clear opening.
Manufacturer model: TS-Optics TSOAGM68 off-axis guider · Specifications checked against manufacturer data on 2026-11-04
The TSOAGM68 provides a wider M68 imaging interface for off-axis guiding, with a 62.5 mm clear opening.
Telescope attachment is M68 × 1 male with 4 mm thread length; the camera side is M68 × 1 female with 5.5 mm thread depth. The side connection is T2.
Effective length is 16.7 mm excluding the male thread. The prism centre lies 11.5 mm from the M68 female reference; the minimum prism-to-side-T2 distance is 27 mm. Include these components in the complete camera-spacing calculation.
TS-Optics manufacturer documentation
M68 version has 16.7 mm effective optical length excluding the male thread; not the 16 mm M48 TSOAG16.
| Camera side connection | M68x1 female thread (5.5 mm length) |
|---|---|
| Free aperture | 62.5 mm |
| Internal surface | with anti-reflective thread |
| Guiding cam connection | T2 (M42 x 0.75) |
| Distance from female m68 thread to prism center | 11.5 mm |
| Minimum distance from prism center to t2 thread | 27 mm |
| Length of prism tower | 45 mm |
Data sheet
Specific References
TS-Optics TSOAGM68 off-axis guider The TSOAGM68 provides a wider M68 imaging interface for off-axis guiding, with a 62.5 mm clear opening.
Manufacturer model: TS-Optics TSOAGM68 off-axis guider · Specifications checked against manufacturer data on 2026-11-04
