About this product
Part Number: 2457911
New fine-adjustment spacer rings from Baader in three sizes 0.3mm (black), 0.5mm (red) and 1mm (gold).
Useful for getting that precise backfocus distance from a reducer or flattener when imaging and prevents binding between two T-2 threaded parts.
Rings are T-2 diameter and are made from aluminium.
M48 versions are available here: Baader M48 Spacer Rings
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