ALUMINUM ALLOY MATERIAL: This dust cover is made from good aluminum alloy material, this dust cover is built to last. It provides long lasting protection for your telescope lens, making it a reliable accessory for any astronomy enthusiast.
PROTECTS LENS: This dust cover effectively shielding your telescope lens from dust, dirt and other potential damage, ensuring clear and uninterrupted viewing.
M48 Thread: The dust cover is designed with internal threads and can be screwed directly on the thread of the lens interface to protect the lens more firmly.
PERFECT FIT: The mold opening ratio of the dustproof lens cap is 1:1 and the eyepiece dust cap fits perfectly with the telescope eyepiece to effectively protect the lens.
WIDE APPLICABILITY: This telescope lens dust cap is suitable for telescopic eyepieces, telephoto zoom eyepieces, astronomical primary mirrors or photographic sockets with M48x0.75 mm dimension threads.