Vortex Diamondback Spotting Scopes is an eminent member of the Diamondback family, and the other name for a light, compact and heavyweight performer at an affordable price. The series incorporates XR fully multi-coated lenses for maximum brightness, and is rendered complete with porro prism for utmost image quality and performance without letting go of the traditional design. Vortex Diamondback Spotting Scope’s list of features is also inclusive of ArmorTek ultra-hard scratch-resistant coating on exterior lens surface, dielectric prism coatings for clarity, brightness and color-accuracy, dual focus for fine adjustments, adjustable eyecups for customized fit and comfortable viewing, argon gas purging for fogproof performance, o-ring for waterproof integrity and rotating tripod ring for rotation of the eyepiece and adjustable viewing angles. The HD Spotting Scopes category from Vortex is divided into 20-60x80 variants with Angled or Straight eyepiece position and 15-45x65 variants with Angled or Straight eyepiece position. While the straight body design paves the way for fast target acquisition, operational convenience and compatibility with car window mounts, the angled body design facilitates for overall lower mounting height, enhanced stability, added comfort and the use of a smaller, lighter tripod. Features of Diamondback Spotting Scopes Angled Body Design for overall lower mounting height or Straight Body Design for speedy target acquisition HD Lens Elements with high density extra-low dispersion glass XR Plus Fully Multi-Coated lenses ArmorTek coating Argon gas purging O-ring seals Adjustable Eyecup Dielectric Prism Coatings Porro Prism Rotating Tripod Ring