Pentax-M 50mm f4 Macro

A normal focal length manual focus lens capable of 1/2 lifesize magnification was produced between 1977 to 1984. The lens is compatible and used often with a 1.4x-S teleconverter, producing a 70mm f/5.6 lens capable of 3/4 lifesize.

Fiddleheads
Smith Creek Nature Preserve Fabulous Newton County Arkansas Pentax K-1 mII Ltd Silver, M50f4 Macro & 1.4x-S
Cool Mountain Spring
...that feeds Smith Creek in Fabulous Newton County Arkansas Pentax K-1 Ltd Silver, M50f1.7 & 1.4x-S, 1.5 stop and 2 shot HDR image.

Dr. Leah Hennings of Buffalo River Veterinary Wellness says "Hello!" from Smith Creek
. ..in Fabulous Newton County Arkansas. Pentax K-1 mII Ltd. Silver, M50f1.7 & 1.4x-S

A Strangely Weathered Log
Smith Creek Nature Preserve in Fabulous Newton County Arkansas Pentax K-1 mII Ltd Silver, M50f4 Macro, 1.4x-S

Smith Creek
Another view from Fabulous Newton County Arkansas Pentax K-1 mII Ltd Silver, M50f4 Macro