LIGHTWEIGHT ALUMINUM: The lens dust is made from premium aluminum alloy with a lightweight construction that is easy to use
PERFECT FIT: The lens fits perfectly with the magnifying lens, effectively protecting the lens
WITH THREAD: The dust cover is designed with female thread, which can be screwed directly on the thread of the lens interface to the lens more securely
APPLICABLE MODEL: Lens cover is suitable for astronomical primary mirror or photographic socket with corresponding size thread
ACCURATE SIZE: The dust proof lens cover of the magnifying mirror of the astronomical telescope is 1:1 mold opening