Pentax unveiled the smc DA645 25mm F4AL[IF] SDM AW, a new wide-angle lens designed for the 645D, Pentax all-weather medium format camera launched one year ago. This new lens benefits from almost every technological know-how Pentax has when we talk about building fine lenses.
Pentax smc DA645 25mm F4AL[IF] SDM AW lens bullet facts :
- 25mm medium format (19.5mm equivalent on a Full Frame camera)
- F/4 max aperture
- SDM autofocus engine (fast and quiet)
- Built-in optical filter holder (delivered with the Diam filter)
- Inner lens barrel coated with glare-free paint
- 2 aspherical lenses
- Inner lenses coated with AC free silice gel (Aerogel treatment)
- All-weather, weather sealed construction
- front lens Super Protect treated (against dust, grease and water spills)
- Made of aluminium
- Circular diaphragm blades
- Quick shift function : to manually fine tune focus after in AF mode
- Available in April 2012 for…. / $4,999 / £ 3,999 / €4,499 SDM AW lens for the 645D medium format camera”]SDM AW lens for the 645D medium format camera”]
Talking about medium format… in an interesting studio scene comparison, dpreview has compared the Pentax 645D images with the Nikon D800 images.