Fotodiox DLX Stretch Lens Adapter - Compatible with Pentax 6x7 (P67, PK67) Mount SLR Lens to Nikon F Mount D/SLR Cameras with Macro Focusing Helicoid and Magnetic Drop-In Filters batt/chrg but will require some modification

but will require some modification by the user

The reflective silver interior to provide a moderate contrast and a neutral color rendition that reflect more natural-looking catchlights in the eyes of your subject

Manufacturer Fotodiox Inc

These graduated filters fit the Cokin Z-Pro (L) Series Filter Holders

If you want to automatically focus your M-mount lenses on your Sony e-mount camera just attach it to the PRONTO adapter

Fotodiox DLX Stretch Lens Adapter - Compatible with Pentax 6x7 (P67, PK67) Mount SLR Lens to Nikon F Mount D/SLR Cameras with Macro Focusing Helicoid and Magnetic Drop-In Filters batt/chrg but will require some modificationDescription Specs Compatibility Notes Product Highlights: Built in focusing helicoid provides macro focus for any lens as well as correction for back focus & macro Includes three magnetic drop in filters (ND4, ND8 and ND16) for light control with any lens Precise fit and solid connection; no play, gap or wiggling, no adjustments required Precision all metal construction with chrome plated brass mounts for secure, solid fit Limited 2 Year Manufacturer