70mm f/1.2 Aperture Lens All Prices are in US Dollars. Use Coupon code GTA at checkout to receive 5% discount on all products. With a 70mm f/1.2 aperture objective lens, the Find NV200 4K Night Vision binoculars deliver sharper and brighter images in daylight than 50mm Lens, making it easier to spot the details of the scenery. Superior Clarity and Brightness Day and Night Powerful, precise and clear, the Find NV200 night vision binoculars are a perfect choice for any outdoor enthusiast. A 6 groups 6 pieces of optical lens system provides brighter, sharper images in low-light conditions. Swap Lens Like Your DSLR A principal benefit of Find NV200 is the flexibility to swap lenses, but unlike the DSLR (Digital Single Lens Reflex), you can takes only seconds to change the lens.