OptekaBrandBrand ProductionProduct Brand OptekaProduct Brand ofOpteka 12mm f/2.8 HD MC Manual Focus Prime Wide Angle Lens for Canon EF-MOpteka 12mm f/2.8 HD MC Manual Focus Prime Wide Angle Lens for Fujifilm XOpteka 12mm f/2.8 HD MC Manual Focus Prime Wide Angle Lens for Micro Four ThirdsOpteka 12mm f/2.8 HD MC Manual Focus Prime Wide Angle Lens for Sony EOpteka 12mm f/2.8 HD MC Manual Focus Prime Wide Angle Lens for Nikon 1Opteka 28mm f/2.8 HD MC Manual Focus Prime Lens for Canon EF-MOpteka 28mm f/2.8 HD MC Manual Focus Prime Lens for Fujifilm XOpteka 28mm f/2.8 HD MC Manual Focus Prime Lens for Micro Four ThirdsOpteka 28mm f/2.8 HD MC Manual Focus Prime Lens for Sony EOpteka 35mm f/1.7 HD MC Manual Focus Prime Lens for Canon EF-MOpteka 35mm f/1.7 HD MC Manual Focus Prime Lens for Fujifilm XOpteka 35mm f/1.7 HD MC Manual Focus Prime Lens for Micro Four ThirdsOpteka 420-800mm f/8.3 HD Telephoto Zoom Lens for T MountOpteka 500mm f/6.3 (with 2x- 1000mm) Telephoto Mirror Lens for T MountOpteka 500mm f/8 High Definition Preset Telephoto Lens for T MountOpteka 50mm f/2.0 HD MC Manual Focus Prime Lens for Fujifilm XOpteka 50mm f/2.0 HD MC Manual Focus Prime Lens for Micro Four ThirdsOpteka 6.5mm f/2 HD MC Manual Focus Fisheye Lens for Fujifilm XOpteka 6.5mm f/2 HD MC Manual Focus Fisheye Lens for Sony EOpteka 650-1300mm High Definition Telephoto Zoom Lens for T MountMoreSearchBrand SearchCompareCompare the Opteka to another Brand