Solid well-made of brass & aluminum, durable with best quality.
Manual focuse to infinity, diaphragm control of the lens is set manually.
CY Lens adapter is for Pentax DSLR Camera Q-S1 Q10 Q7 Q.
The ring and bayonet with a close and smooth, to achieve the best protection for the fuselage and the lens.
Please note: Infinity focus position：the position of the infinity mark 【∞】of the telephoto lens or super telephoto lens is shifted slightly to the positive side to enable focus adjustment even when focus shift is caused due to temperature changes.The shift range is denoted by an L-shaped line, Be sure to check the focus through the viewfinder even when you shoot at infinity.

Technical Details

Product Details

Package Dimensions
Width : 1.97 inch
Height : 1.97 inch
Length : 1.97 inch

Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B07213H9DY