Supports de polariseur (axe optique : 25 mm, réglage fin) (F542-25.4)

[Features]
· A holder used for retaining and rotating polarizing plates, polarizing filters, and wave plates, etc.
· The optical axis height is standardized at 25 mm from the bottom.
· Uses a threaded ring to fix devices.
· An M4 male-threaded rod is attached.