- Pentax K-Mount/Full-Frame Format
- Aperture Range: f/2.4 to f/22
- Two Aspherical Elements
- Two ED and Three HR Elements
- Neutrino Coating
- Manual Focus Design with Focus Lock
- Rubberized Focus Ring
- Depth of Field and Focus Distance Scales
- Weather-Sealed ABS Plastic Housing
- Rounded Nine-Blade Diaphragm
- IRIX 15mm f/2.4 Firefly Lens for Pentax K
- 95mm Front Lens Cap for 15mm f/2.4 Blackstone or Firefly
- Rear Cap for Pentax K-Mount Lenses
- Lens Hood for 15mm f/2.4
- Soft Lens Pouch (Gray)
- Limited 5-Year Warranty