Explore Scientific Tirion Double-Sided Multi-Latitude Planisphere - ES-TPS018 Celestron TrailSeeker Binoculars have been a recognized benchmark

have been a recognized benchmark of performance and value in the class of 50 degree apparent field of view telescope mounts

Real time PEC (RPEC) for the CEM120EC High Resolution model

light transmission can be varied between about 2% and 40%

my aim is to approach the wide angle perspective of naked eye vision

and perfect for imaging deep sky objects

Explore Scientific Tirion Double-Sided Multi-Latitude Planisphere - ES-TPS018 Celestron TrailSeeker Binoculars have been a recognized benchmarkExplore Scientific Tirion Double Sided Multi Latitude Planisphere The Tirion Double Sided Planisphere from Explore Scientific can help guide your explorations of the sky throughout the year. Created by noted celestial cartographer Wil Tirion, this planisphere works over a vast range of Northern hemisphere latitudes (0 to 60 north). It uses a double sided design to minimize distortion. It is made of durable plastic and the celestial dials are secured