This is "smc PENTAX 30mm F2.8"
It becomes a wide-angle single focus lens.

The serial number will be 5288744.
The aperture will be F2.8-22.
The number of aperture blades is five.
Mount is K mount.
Accessories are as follows.
・ Front lens cap
・ Rear lens cap


It will be confirmed operation.
Focus ring, aperture ring, aperture blades are normal
It is working.
The focus also matches.
It will be in a good condition with less feeling.
There is thread by use,
It will be generally good.
It will be clear if it is visual.
If you hold a strong light, you will see a slight amount of fine dust,
There are thin scratches on the inner ball.