Lens Mount Adapter Ring for Praktica/Pentax Thread Lens M42 to Canon EOSR Camera,Default NO

Features:

The all-metal adapter is designed to fit the lens securely, can still be removed easily when not needed

Although the lens will fit physically, automatic diaphragm (AE metering), or other auto functions are not retained by using this adapter

Both camera-side and lens-side of the adapter are made of metal, precision-machined and plated with chromium

Precise fit and solid connection - lens has no play, gaps or wiggling when mounted on adapter and no adjustments are required to fit your lens

Designed to reach infinity focus while maintaining the correct registration distance required to support CRC lenses or lenses with floating elements

Satin surface finish

Compatible with:

For CAN0N RF mount cameras, such as for E0S R

For M42 thread mount lenses(External diameter 42mm/Inner diameter 41mm), also called for Praktica thread or for Pentax thread

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