M32x0.5 male to M49x0.75 female thread adapter (step-up ring) for Kern Switar

• Front side - M49x0.75 female thread
• Rear side - M32x0.5 male thread
• Weight - 6 g

You can use this step-up ring to mount some accessories with M49x0.75 mount thread on Watershot Underwater Housing for Samsung Galaxy S3.

Fits many of the older Kern Switar lenses with 32mm filter thread as well.

Known compatible lenses:

• Kern Switar 25mm f1.5
• Kern Switar 75mm f2.8
• Kern Switar 100mm f3.3

WARNING:Though M32x0.5 is quite common filter thread for these lenses, some variations may have different thread size. Please measure your particular lens before purchasing this adapter.