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What is Infinity Focus, and Two Effective Ways to Set Lens? On the example lens on the left, notice there are two focus rings that can be rotated. If your DSLR lens doesn't have these, then it can't manually be set to infinity. For more details visit us http://thephotographersblog.com/infinity-focus/ or contact us +91 9881009999

What is dark frame? How to create dark frame? And how to use dark frame. Let’s answer these questions one by one. For more details visit us http://thephotographersblog.com/dark-frames-star-trail-photography/ or contact us 020 25445315/ +91 9881009999