Max 300x Zoom C-mount Glass Lens Adapter F/ Industry Digital Microscope Camera Objective<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" 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"> Objective Magnification Power by 0.7 - 4.5X(about 10 - 300X on the display) </span></li><li><span class="a-list-item"> Size: 24.5mm(L) * 50mm(DIA)，1.0X C-mount adapter </span></li><li><span class="a-list-item"> C-mount Lens Working distance: 105mm-115mm </span></li><li><span class="a-list-item"> Monocular 300X Industry Zoom C-mount Lens </span></li><li><span class="a-list-item"> focusing mechanism：Focusing handwheel tightness is adjustable，focusing range 15mm &amp; 40mm </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31h1T8yDAzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/410bulWwfoL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41A9LafMUeL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/4182ZCzkykL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41CuZVPJnAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31QzpijJvXL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51uvCaHwNKL.jpg" noproxy>