Pentax UP-Utility 8-16x21 Black U serija dvogled dalekozor binocular Product Highlights Aspherical Lens Elements BAK4 Porro Prisms Fully Multicoated Optics 8-16x Optical Zoom Angle of View Range 5-3 Center Focusing Sliding Eyecups 1/4-20 Tripod Socket The compact and lightweight black 8-16x21 U-Series UP Binocular combines aspherical optical elem