The NiSi 250mm F5.6 Reflex MF For RF and EF Mount are now available. NiSi 250mm f/5.6 Reflex Manual Focus Lens (Canon RF) NiSi 250mm f/5.6 Reflex Manual Focus Lens (Canon EF) Experience the elegance and precision of the NiSi 250mm f/5.6 Reflex Lens, a masterfully recreated mirror lens inspired by lenses of the past. … Continue reading NiSi 250mm F5.6 Reflex MF For RF and EF Mount Now Available