The Baader M54x0.75 Inverter Ring converts M54 female thread to M54 male. The optical length equals to zero; it disappears entirely between two M54 x 0.75 internal threads, which prevents the jamming. When the connection is opened, the external thread ring also becomes loose.
Features:
Made In Germany
Enables BACHES to Connect to Baader Zeiss M68-System
Specificatons
Manufacturer: Baader Planetarium
Condition: New
Warranty: 2 Years
Usage: Changes A M54x0.75 Inner Thread In A M54x0.75 Outer Thread