Pentax spotting scopes are manufactured by Pentax, a company with a global presence in the optics industry.  Pentax spotting scopes are housed in extremely light weight magnesium-alloy to allow for easy transportation to your favorite stargazing hideaway.  Extra low dispersion glass elements and large objective lenses give exceptional image clarity in all lighting conditions.  An extra wide focusing knob allows ease of focusing while the standard eyepiece receptacle allows the interchange of optional eyepieces from Pentax as well as from other manufacturers increase the versatility of these spotting scopes.   Pentax spotting scopes are made with quality and durability in mind and are an excellent choice for stargazing as well as terrestrial viewing.