No ROM connection on the adapter.
Diaphragm control of the lens is set manually.
Automatic diaphragm, auto-focusing, or any other functions will not operate correctly while using this adapter.
''Stop-down mode'' will need to be used when metering since the lens does not have the ability to have its aperture controlled by the camera body.
Compatible with: Pentax K Mount PK Lens; Nikon (D)SLR Camera

Technical Details

Product Details

Package Dimensions
Width : 2.76 inch
Height : 1.69 inch
Length : 2.76 inch

Shipping Weight: 3.36 ounce (View shipping rates and policies)

ASIN : B06W9MCHX4