Blue Fireball 2" Nosepiece / M48x0.75 Thread Spacer Ring with 25.4mm (1") Extension S-2D
Key specifications
| Accessory type | Adapter |
|---|---|
| Weight | 0.017 kg |
| Path length | 25.4 mm |
All specifications
| Interface | M48x0.75 female to M48x0.75 male / 2" nosepiece |
|---|
About
M48x0.75 extension ring (female one side, male the other) providing 1" (25.4 mm) of spacing; its 2" outside diameter lets it double as a 2" nosepiece. For parfocalising eyepieces or changing a reducer's factor. Discontinued.
Where to buy
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