The Pentax PF80ED Spotting Scope is as good as the best of the best scopes. You would go for.
Pentax PF-80ED Spotting Scope with Field Case / with Zoom Eyepiece is a new concept in premium quality spotting scopes. This Pentax Spotting Scopes is engineered to meet the needs of the avid wildlife viewer, Pentax PF-80ED Spotting Scope with Field Case / with Zoom Eyepiece incorporates Pentax ED glass elements, porro-prism optics and a nitrogen filled (JIS Class 6) waterproof body producing outstanding brightness, clarity and resolution even under demanding conditions. Add in, that the Spotting Scopes utilizes Pentax telescope eyepieces renowned for their sharpness, field of view, contrast and freedom from aberration, and you have a world class-viewing instrument.
It has an extendable eyecup, which allows Pentax PF-80ED Spotting Scopes to variable adjustment for up to a full 20mm of eye relief, allowing those wearing eyeglasses the same view as non-eyeglass wearers. It is equipped with a durable rubber housing to protect against shock and damage.