52.5mm clamp to M55x0.75 male thread adapter (for ISCO Ultrastar)

• Front side - 52.5 mm inner diameter
• Rear side - M55x0.75 male thread

This adapter allows using projection attachments that have 52.5mm barrel diameter on lenses with M55x0.75 filter thread.

Known compatible attachments are:

• ISCO Ultrastar Studio 80mm

The adapter is secured by 3 of M5 screws. Improvement over previous version is intermediate flat spring to protect a lens body from damage by screws.

Made of light alloy (aluminium 6061 or D16T), anodized to black color and laser engraved.