RMS Microscope Objective Extension Ring – Multiple Lengths

Extend the mounting distance of a compatible RMS microscope objective with an aluminium-alloy threaded ring in the selected length.

Choose spacing for a compatible RMS objective

• ✅ Adjust the objective mounting distance – The extension ring adds the selected spacing between matching RMS-threaded components.
• ✅ Choose the length for your setup – Multiple extension options let you compare the spacing your optical arrangement needs.
• ✅ Use threaded attachment – RMS inner and outer threads connect compatible components.

• Specifications: Aluminium alloy; RMS inner/outer threads; male thread approximately 4 mm; internal opening approximately 20 mm.

• Package: One extension ring in the selected length. Objective and microscope shown are not included.

Check the actual thread standard, selected extension length, clearance and optical setup before ordering.

Check the thread and required extension length before ordering. Explore more inspection equipment.