If dust on the lens bothers you, get this large hand blower from B&H. I use one like it all the time. Some people prefer canned air, but not only are they an extra running cost, when applied improperly, they can leave a residue film on the lens, YUK. Home | Privacy Policy | Info | View Cart Contact OKPhotos.com at (405) 377-5967 or Email Content subject to change without notice. Not Responsible for typographical error. Copyright ©OKPhotos.com, All Rights Reserved. Bixbook is a trademark of OKPhotos.com.