Pentax SP 8x40Designed to provide an immersive experience for nature and bird watching, Pentax's 8x40 S Series SP Binoculars boasts a wide 65. 6 angle of view and porro prisms that produce a rich depth of view. The 40mm objectives are fully multicoated to reduce reflection and maximize light transmission through the entire optical path without making them overly cumbersome for a long day on the trail. The coatings ensure bright and clear high contrast images even