Manuals Brands Pentax Telescope Pentax Telescope Manuals ProdManuals has more than 10 Pentax Telescope manual(s) covering 10 model(s). R Models Document Type R R-315EX(NX) R-315N R-322EX(NX) R-322N R-323EX(NX) R-323N R-325EX(NX) R-325N R-326 R-326EX