T-SM1RR - SM1 Retaining Ring for Ø1" Lens Tubes and Mounts
T-SM1RR - SM1 Retaining Ring for Ø1" Lens Tubes and Mounts
- Standard Retaining Rings for Optics Ranging from Ø13 mm to Ø1"
- Retaining Rings with RMS (0.800"-36) and C-Mount (1.00"-32) Threads Available
- Thread SM1 (1.035"-40)
- Thickness 0.08" (2.0 mm)
- Compatible Optic Mounts Any Internally SM1-Threaded Mount
- Clear Aperture Ø0.90" (Ø22.9 mm)
- Compatible Spanner Wrench T-SPW606, T-SPW602 or T-SPW801
| T-SM1 (1.035"-40.0) Threading | |||
|---|---|---|---|
| Internal Thread, UNS-2B | External Thread, UNS-2A | ||
| Min Major Diameter | 1.0350" | Max Major Diameter | 1.0339" |
| Min Pitch Diameter | 1.0188" | Min Major Diameter | 1.0288" |
| Max Pitch Diameter | 1.0234" | Max Pitch Diameter | 1.0177" |
| Min Minor Diameter (and 83.3% of Thread) |
1.008" | Min Pitch Diameter | 1.0142" |
| Max Minor Diameter (and 64.9% of Thread) |
1.014" | Max Minor Diameter | 1.0068" |