Canon EOS M Series EF-M 22mm f/2 STM Wide-Angle Lens<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Focal Length &amp; Maximum Aperture: 22mm f/2 </span></li><li><span class="a-list-item"> Lens Construction: 7 elements in 6 groups </span></li><li><span class="a-list-item"> Diagonal Angle of View: 63°30' </span></li><li><span class="a-list-item"> Focus Adjustment: AF with full-time manual </span></li><li><span class="a-list-item"> Closest Focusing Distance: 0.49 ft./0.15m </span></li><li><span class="a-list-item"> Filter Size: 1.7 in./43mm diameter </span></li><li><span class="a-list-item"> Max. Diameter x Length， Weight: 2.4 x 0.9 in.， approx. 3.7 oz. / 60.9 x 23.7mm， approx. 105g </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/21VRhPBmn8L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/3183DNiYvwL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/213ILZ1jkDL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/21aTK67DT7L.jpg" noproxy>