Hey everyone! When I was taking my photography course in college, I always wonder about these lens and why they were so pricey. Even after a decade they are still quite popular and maintain their value. I hope in this video I can shed some light on these vintage lenses. I hope you guys enjoy the review!Pentax K-1: http://amzn.to/2zrbqmQPentax 31mm: http://amzn.to/2zSDOigPentax 43mm: http://amzn.to/2AT91FNPentax 77mm: http://amzn.to/2ASLox3-Lithecameraville@gmail.cominstagram.com/thecameraville