Celestron Regal ED 8x42 Objective Size_42 An oil and water repellent

An oil and water repellent coating is applied to both the objective and eyepiece lenses

resulting in brighter images and more natural colors

a distracting visual effect produced when different wavelengths of light disperse while transiting optical lenses

5 x 13 x 5

highly mobile (they can fly in most any direction at will)

Celestron Regal ED 8x42 Objective Size_42 An oil and water repellentFeatures Extra Low Dispersion (ED) objective lenses provide high resolution, high contrast images that are virtually free of optical defects such as chromatic aberration (color fringing) Flat field technology ensures level, edge to edge image clarity Fully multi coated optics deliver maximum light transmission throughout the optical path. Phase and dielectric coated BaK 4 prisms produce vivid, true to life colors. Eyeglass friendly generous eye relief