Pentax SP WP 20x60 Binoculars If you are looking for

If you are looking for a fast

This curvature causes stars that are imaged at the edge of the field of view to be less sharp

This eliminates the necessity to purchase additional accessories

deep sky objects - improved contrast with nebulae and galaxies

Pentax SP WP 20x60 Binoculars If you are looking forVoted in the Top 10 binoculars for Astronomy by BBC Sky at Night magazine! Description Pentax S seriesThe S series consists of both roof and porro prism models with objective lenses > 40mm so personal preferences are immediately defined. In addition to the newly developed light transmission coatings, waterproof porrro prism models also boast the hydrophobic coating, thereby allowing for contrast rich, bright viewing under rough outdoor conditions. New