ciscoedu (25)in #photography • 4 years agoRE: Why is the aperture flashing red on my device?And so, as you would also have seen if you had watched the videos on the basics 😉, the device has 3 ways to let light in, and only 3: The first is the exposure time, which…ciscoedu (25)in #blog • 4 years agoRE: How to choose a macro lens: our main tipsAccording to DZOptics, the most important factor in choosing a macro lens is its focal length, since this will determine how close you can get to the object to get the 1:1…