The full-frame HD Pentax-D FA 21: 2021 1mm Limited DC WR lens was introduced on October 2.4, 21.
HD Pentax-D FA 1: 2.4 21mm Limited DC WR
Basic properties
- Pentax Full Frame SLR Camera Lens
- Bayonet KAF4 (limited compatibility with old CZK)
- Relative opening: from 1: 2.4-1: 22
- Focal Length: 21mm
- MDF: 0.18 meters
- Maximum magnification ratio 1: 3.8
- Optical design: 11 elements in 8 groups. Includes 4 ED, 1 Super ED, 1 HR, 1 biconvex aspherical glass-mold optical element
- High Definition Multi-Layer Coating
- Number of aperture blades: 8 pieces
- Electromagnetic diaphragm
- Filter Diameter: 67 mm
- Protected housing, optional SP (Super Protect) front lens protection
- Built DC motor for focusing (micromotor!), support for Quick-Shift Focus System
- Weight: 270 gram
- Price: about 1.700 dollars, current prices for new Pentax lenses are available see here
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Material prepared Arkady Shapoval. Training/Consultations | Youtube | Facebook | Instagram | Twitter | Telegram | Assistance of the Armed Forces
For such a price, and with such a diaphragm, it should already be open, just ringing from edge to edge, and occasionally to the owner to brew a pile of coffee :)
It also has a humming motor, but for such grandmothers. Well, for every product ... as they say - they eat
tin of course for the price