ThinkTank EP-20 Hydrophobia Eyepiece Brand_Manfrotto This high-performance lithium-ion battery provides

This high-performance lithium-ion battery provides sufficient capacity for your Leica M10 and can be recharged in next to no time

It also features a selective aperture control

and zooming using the Power Zoom Adapter PZ-E1

With its superior optical design

It absorbs the short wave portion of the spectrum so in hazy conditions a better image of the scene is possible

ThinkTank EP-20 Hydrophobia Eyepiece Brand_Manfrotto This high-performance lithium-ion battery providesThe Eyepiece 20 fits any Hydrophobia rain cover. It provides maximum protection for a Canon 5D MarkIII, 1D MarkIII, 1D MarkIV, 1DX, 7D, 7D MarkII, Olympus E3 and E30, even in the harshest conditions. It's water tight with and improved fit. This eyepiece "clicks" into place so you know it's sealed, secure and ready for action.