| Opteka 500mm f/6.3 HD Telephoto Mirror Lens for Sony Alpha E-Mount a7r, a7s, a7, a6000, a5100, a5000, a3000, NEX-7, NEX- Type: Others Focal Length: 500 mm Camera Mount: Sony (E mount for NEX) Aperture: Maximum: f/8 Minimum: f/16 Focus Type: Manual Focus Minimum Focus Distance: 6.6 feet Parts: 10 Labor: 10 |
