https://www.svbony.com/sv555-astrograph-lens/#F9395A
Has anyone ordered one of these or have any feedback as to the quality compared to a Redcat or Askar? These are on sale right now and half the price of the Redcat. Too good to be true? They are not saying what type of glass they use and the marketing is hilarious. The guy in the release livestream even dropped it while demonstrating.
