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FINE TUNING SPACER RING M48 3mm
$39.00AUD
Unit price
/
Unavailable
SKU:
AX-M48-EXT3
FINE TUNING SPACER RING M48 3mm is backordered and will ship as soon as it is back in stock.
This 3mm extension ring is useful for achieving the correct back focus required for astrophotography, where a few millimetres are critical.
The extension ring has an M48 x 0.75 male thread on one side and an M48 x 0.75 female thread on the other side. The optical thickness is 3mm.
Specifications
| Thread |
M48 x 0.75 (2" filter thread) |
|---|---|
| Length of female thread | 2.5 mm |
| Length of male thread | 2.5 mm |
| Optical thickness | 3 mm (without male thread) |
| Outer diameter | 50.9 mm |
| SKU | AX-M48-EXT3 |
