M42 EXTENSION TUBES (5mm-10mm-15mm-20mm)
This adapter kit includes 4 extension tubes with male and female T threads (M42 x 0.75). The optical length of these 4 adapters is 5mm, 10mm, 15mm and 20mm. The internal barrel uses an anti reflection thread to absorb and minimise internal reflections.
| Material |
Aluminium alloy |
|
Telescope connection |
Female T thread (M42 x 0.75) |
|
Camera connection |
Male T thread (M42 x 0.75) |
|
Optical thickness |
5mm-10mm-15mm-20mm |
|
Weight |
55 gr |