Pentax HD 35mm f/3.5 AL IF Aperture Series: Close Range, Dolls (645Z)

Get Pentax 645 and Pentax 35mm f/3.5 at B&H Photo.
In field of view and depth of field terms, the Pentax HD 35mm f/3.5 AL [IF] is equivalent to a 27.3mm f/2.8 lens as compared to a full frame DSLR (using the long side of the frame). At about $1599 it offers high performance at relatively modest cost. Highly recommended for Pentax 645Z shooters.
The Pentax HD 35mm f/3.5 AL [IF]offers a close focus capability down to 1:4 which means that for its 43.8mm X 32.8mm sensor it can capture an image field of width 175.2mm.
This scene as captured is ~380mm wide, hence the reproduction ratio is about 1:8.6 at a subject to front lens element distance of ~12 inches, ~14 inches from subject to sensor plane.
Does image quality as seen in the landscape analysis also hold up at close range?
Pentax ID 35mm f/3.5 AL IF Aperture Series: Dolls, Close Range
Includes image sizes up to 25 MP along with very large crops, at f/3.5, f/5.6, f/9, f/13, f/16 plus RawDigger exposure info and ACR conversion settings.

PENTAX 645Z + HD PENTAX-D FA645 35mm F3.5 AL [IF]
[low-res image for bot]