The POLARIE U app is an app dedicated to the POLARIE U star tracker offered by Vixen. Shooting night skies is easy if only the POLARIE U. With the use of this app, however, you will enjoy creating a time-lapse movie of a higher level. Major features - Various speeds of rotations. (10x of the sidereal tracking rate at the maximum.) - The rotation speeds are available to set in the Custom Mode.... - More info on POLARIE U...

STAR BOOK Wireless is an app for a smartphone that allows for radio controls of the equatorial mount with a Wireless Unit attached. The wireless LAN connection between the smartphone and the Wireless Unit makes you operate the equatorial mount with no cables and enables you to use celestial navigation functions, including automatic GO-TO navigation. Applicable equatorial mounts：SX2、SXD2、SX... - More info on StarBook Wireless...

In observing with a telescope at night, you need to adapt your eye to the dark environment so that you can perceive a faint celestial object in the field of view of your telescope’s eyepiece. The eye will become adapted to night vision as the pupil is fully opened. However, you may occasionally want to check with a celestial map in the dark or you may need to illuminate around your hands to oper... - More info on NightVision Light...

The Comet Book app clearly shows when Comets can be viewed and in which direction. The direction and elevation of a Comet can change noticeably in a day due to its fast apparent motion. The moon and a bright planet may be convenient as a guide to find the comet though they have large apparent motion, too. This app determines where Comet is in the sky when it becomes visible at your observing si... - More info on Comet Book...

The Moon Book App clearly shows you when and from which direction eclipse of the moon can be viewed. The time of beginning or ending penumbral eclipse is simultaneous around the country but a place of beginning total eclipse differs from pace to place. The Moon Book will show you the phases of the moon eclipse at your place. You will be able to set up any observing place beforehand if the moon... - More info on Moon Book...

The Solar Book is an app for smart-phones and tablets for a solar eclipse. The Solar Book shows at what time each portion of the Sun is covered by the Moon during a solar eclipse. The beginning time of a solar eclipse, time of the maximum phase of the solar eclipse and the ending time of the solar eclipse will change depending on the location of your observing area. The Solar Book will show yo... - More info on Solar Book...

The PF-L Assist is a free app for smartphones and tablets in order to support polar axis setting which is basic to your equatorial mount. The PF-L Assist app makes it possible to set the field of view of your polar alignment scope PF-L II at the specific date and time of your observation. (It is usable in both the northern and southern hemisphere.) [Functions] Orientation of the scale and positi... - More info on PF-L Assist...

The Mars Book is an app that is dedicated for observing Mars which will make close approach in summer 2020. Mars will come close to Earth from September 2020 through October 2020. Closest approach will take place on October 6, 2020. Mars Book is a highly useful Mars observing app which will indicate the location of Mars visible in the sky. It shows you why Mars Close Approach will take place, a... - More info on Mars Book...