Focusing Screen Ec-S
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The Canon Ec-S Focusing Screen with Canon's exclusive Super Precision Matte technology makes it easy for professional photographers to determine the precise point of sharpest focus during manual focusing. This is because the microlens on the screen's matte is optimally shaped to increase defocusing near the point of focus.
Offer valid September 1, 2015 12:00 a.m. through December 31, 2015 11:59 p.m. ET. Offer valid in U.S.A. only, and void where prohibited, taxed or restricted. Availability of certain items may be limited. Limit of ten of any one item per order, subject to availability. Offer not valid on bulk orders. Order will be shipped to a street address in the 50 United States or the District of Columbia only. Dealers, distributors and other resellers are not eligible for this offer. Offer subject to Canon Online Store Terms of Sale.