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Useful 2" 50mm focus extension tube.
Brass compression fitting with locking knob.
Two-inch nosepiece adds an extra 50mm to the back focus - handy when imaging with some short-focus refractors without a reducer / flattener or diagonal in place.
M48x0.75 Threaded to accept 2" astro filters.
Machined from black-anodised aluminium.
Designed and manufactured to a very high standard by Guan Sheng Optical (GSO) in Taiwan.
Note - picture shows the 80mm version but you will receive the 50mm version :-)
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First Light Optics LtdUnit 7 Budlake UnitsBudlake RoadMarsh Barton Trading EstateExeter, DevonEX2 8PY
Company No. 5892293VAT No. 907 2895 01
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