Explore Scientific Tirion Double-Sided Multi-Latitude Planisphere - ES-TPS018 type-diagonals-and-adapters 79 arcseconds

79 arcseconds

This is not an optical polar scope in that you cannot look through it

Explore Scientific Product Number: ES-ED0806-01

or when you just need to store it

The user need only confirm a bright object is in the center of the view

Explore Scientific Tirion Double-Sided Multi-Latitude Planisphere - ES-TPS018 type-diagonals-and-adapters 79 arcsecondsExplore 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