3 pcs lens set K2(16SP) mount + adapter. Mir-11 + Vega-7 + Vega-9. 2 pcs lens set K2(16SP) mount + adapter. Vega-7 + Vega-9. Angle of view: 35°. Adapers to SLR's are impossible due to these lenses are too long behind the mount flange.
eBay