77mm Magnetic MCUV Filter,HD Waterproof Scratch-Resistant Anti-Reflection Green Film with Magnetic Metal Cover Nano-Xcel series

SKU: SKU.1886

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The filter has its own upper thread for connection. If the lens hood fit on the lens before then it will also fit afterwards. The thread doesn't change. 
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The UV filter is fundamentally designed so that the photos are not negatively affected. The pictures are getting a little better. Its most important task is to protect the lens. Otherwise, ND filters etc. are used. 
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The UV filter does not change the thread or thread size. The thread is identical again on the top of the UV filter. 
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Of course. The UV filter is mostly used to protect the lens and is always on the lens. Otherwise, hardly anyone would want to buy it.