(A30)8x25 pure black (A30)8x25 silver black phase (A30)10x25 pure black (A30)10x25 silver black phase 10X50 (large diameter) 12X50 (large diameter high magnification) 16X50 (large diameter high magnification) 8-18X42 (doubled) 10-22X50 (doubled) 7X35 (super cost-effective portable travel women recommended) 8X42 ( both imaging and portable, more outdoor, FBC membrane) (recommended) 10X42 ( Both imaging and portability, more suitable for outdoors, FBC membrane) (recommended) 7X50 (large caliber) Nikon National Warranty 12X50 (large caliber high magnification) 16X50 (large aperture high magnification) 8-18X42 (variable) 10-22X50 (variable)