Photons to Photos released their sensor measurements for the Pentax K-3 Mark III Monochrome camera: Here is the comparison with a few full-frame Leica Monochrom cameras: The new Pentax K-3 III Monochrome camera is now available for pre-order: US: Adorama | B&H Photo UK: WEX DE: Foto Koch | Foto Erhardt CA: Camera Canada No related posts.