Sigma DG 70-300mm f4-5.6 APO Macro for Pentax K  type_Adapters with twist-lock legs and a

with twist-lock legs and a built-in bubble level

The Lensbaby 2

The Canon WC-DC58B is a 0

so I'm not going to pack up to the library and write an optics dissertation

reasonably smooth zoom action

Sigma DG 70-300mm f4-5.6 APO Macro for Pentax K &nbsptype_Adapters with twist-lock legs and aThe Sigma DG 70 300mm f4 5. 6 APO Macro lens is a full frame autofocus lens for film and digital Pentax K mount cameras. Image quality is excellent, and the "macro" mode almost lives up to its name here, with magnification of up to 1: 2. Cosmetic condition is excellent, with very light finish wear; glass is clear, with light dust. Includes hood.