Sigma EX 15-30mm f3.5-4.5 DG Aspherical IF for Nikon F brand_Tower 5 Caltar II-N MC lens

5 Caltar II-N MC lens for 4x5

Nikon Nikkor-Q

good mechanical function

but the sunshade fabric itself is not

Sigma EX 15-30mm f3.5-4.5 DG Aspherical IF for Nikon F brand_Tower 5 Caltar II-N MC lensThe Sigma EX 15 30mm f3. 5 4. 5 DG Aspherical IF lens is a good quality, slight old school ultrawide zoom lens for Nikon F mount. Old school means that this lens still has a real aperture control ring, so it can be used on any F mount Nikon camera made from the original F to the current day; the downside is that the AF system requires an in body motor, so some newer cameras without a built in motor (like the 3000 and 5000 series) wont be able to