Walimex Pro 800mm 1: 8.0 lens DSLR mirror (35mm filter thread) for Pentax K lens mount white (accessory)
First of all: 800mm focal length are nothing to photograph out of his hand. I do not mean that you hinbekommt no short exposure times for blur-free images. With 800mm focal length make maintenance even the smallest movements of the hand noticeable, s
