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ZWO
T2 extension tube with 21 mm length for optimal working distance.
In Stock
Ships within 24-48 hours.
Orders received until 3 p.m. are usually shipped the same day.
ZWO M42-M42 extender (21mm length)
T2 extension tube with 21 mm length for optimal working distance.
Example of use:
In this example the aim is to reach 55mm with an OAG: attach the 21mm extender to ASI071 to reach 55mm back focus distance:17.5mm+21mm+16.5mm=55mm
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All orders we receive until 15:00 concerning products in our warehouse, processed on the same day
Well-trained scientific and technical personnel are available to you at any time, to solve the questions and concerns about your equipment.
If you are not satisfied with the product you received, you can return it within 14 days of receipt.
Experience you can trust. Planetarium of Thessaloniki is the largest supplier of astronomy goods in the Balkans
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