Transform your Celestron Starensense Explorer or Omni telescope into a sun scale! The Eclipsmart Eclipse Solarfilter is an indispensable accessory that is perfect for looking at the sun and darknesses such as the upcoming ring -shaped solar eclipse 2023 and the total solar eclipse 2024. All Celestron Eclipsmart products are affordable, easy to use and, above all, ISO-certified solar safe and correspond to the latest ISO 12312-2 standards. This sun filter was specially developed for the telescopes Starense Explorer DX 102AZ and OMNI XLT AZ 102. Three safety screws keep the filter securely on the spot for a safe, firm seat.