Features
- Focusing screen features super precision matte
- Makes it easy to determine the precise point of the sharpest focus
- Essential for manual focusing shots
- Microlens on the screen's matte is optimally shaped to increase defocusing near the point of focus
- Canon recommends use with f2.8 or brighter lenses
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Amazon.com Product Description
The Canon Ec-S Focusing Screen with super precision matte makes it easy for professional photographers to determine the precise point of the sharpest focus during manual focusing shots. This is because the microlens on the screen's matte is optimally shaped to increase defocusing near the point of focus. For best results, Canon recommends using the optional Ec-S focusing screen with f/2.8 or brighter lenses. It is best suited for use with Canon's EOS-1D Digital SLR Camera.