DZoptics (Shenzhen Dongzheng Optics) recently announced their first photographic manual focus, full frame, DSLR lens: Kerlee 35mm f/1.2 that will also be available for Pentax K mounts (in addition to Canon EF, Nikon F and Sony E mounts).
DZoptics Kerlee 35/1.2 lens features and specs:
| Description | KERLEE 35/1.2 |
| Type | wide angle lens |
| Focusing | Manual focus |
| Aperture: | Manual iris with” CLICK” swichable aperture lock |
| Focal Length | 35mm |
| Aperture (Max.) | f1.2 |
| Aperture (Min.) | F22 |
| FOV(Diagonal) | 63.2° |
| Construction | 11elements/10 groups |
| Close focus distance | 0.3m |
| Max magnification | 0.12 x |
| Filter diameter: | 72mm |
| Lens Mounts | Nikon F, Canon EF , Sony E ,pentax K |
| Lens image stabilize | No |
| Color | Black |
| Weight | About 690g |
Sample images can be found here, here and here.