Sigma EX 105mm f2.8 DG Macro HSM OS for Nikon F brand_Lowel a Rolleikin adapter setup is

a Rolleikin adapter setup is included if you're in a 35mm mood

not negatives

it's out of the optical path and won't affect imaging

Styled to evoke the classic Pentax Auto 110

kind of a transitional model between the old school and the new school

Sigma EX 105mm f2.8 DG Macro HSM OS for Nikon F brand_Lowel a Rolleikin adapter setup isThe Sigma EX 105mm f2. 8 DG Macro HSM OS is a macro lens for Nikon F mount cameras, with a built in image stabilizer and magnification up to 1: 1 without the use of extension tubes. Not a lightweight this lens is almost 800g by itself but the results are excellent. Clean glass, good function, light cosmetic wear. Includes hood, APS C lens adapter (basically a lengthening tube), case, and original box.