New 0.35x High-Grade 58mm Fisheye Adapter for Pentax SMCP-FA 31mm f/1.8 AL

0.35x high-definition digital fisheye adapter designed for Pentax SMCP-FA 31mm f/1.8 AL (58mm). Constructed with a sturdy steel barrel for long-term use. Optics are multi-coated optical glass and the unit is infrared compatible. Includes a detachable macro attachment that can be removed for extreme close-up shots or left attached to produce the fisheye effect.