31FM1-40
1 inch Lens Mount with SM1 Internal Threads and No Retaining Lip
31FM1-40
1 inch Lens Mount with SM1 Internal Threads and No Retaining Lip
The mount with internal thread is designed for optical elements that do not require precision adjustment. The mount has an internal SM1 thread without a stop collar. Suitable for attaching tubes and adapters with external thread SM1. To secure the optical elements, retainer rings are required.
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