Check the listing for details. Eschenbach Binoculars Farlux APO 10*42. Condition: New. Listed at 710.84 USD. Extra large field of view: High-quality super wide-angle optics in combination with the lens diameter of 42 mm ensure optimal freedom of vision, even at dusk. Apochromatic optical system: ED lenses containing fluoride ensure exceptionally color-fast, bright and high-contrast image reproduction. Color fringes at the edge of the image are reduced to a minimum. Light transmission of over 90% thanks to fully multi-coated optics. Field flattening optics: High edge sharpness thanks to the smoothed image field. High brilliance thanks to phase-corrected BaK-4 prisms with dielectric mirror coating. Particularly durable thanks to the impact-resistant magnalium housing. Water- and dirt-repellent lens and eyepiece coatings guarantee a clear view at all times. Eyepieces for people who wear glasses also.