Special holders with two Teflon dowel pads and Teflon fixing screw. The mount is ideal for precision adjustment of 4" (101.6 mm) or 6" (152.4) mirrors or beamsplitters. See section Fine adjustment screws for screws and their codes. A special holder with two contact lines for optics and plastic fixing screw.Models for 4" and 6" optics use front plate made of black anodized aluminium.

• Special flat spring for improved stability versatility and durability
• 6° range, sensitivity 5 µm ；
• Left or right hand mountable；
• Vertical and horizontal mounting