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| *SoulEyes Photography>>>Camera Lens |
Photograph optics?? |
Why cameras uses aspherical lens but not achromatic. An aspheric lens eliminates spherical aberration. A single aspheric lens can also replace a much more complex multi-lens system, resulting in a device which is smaller and lighter, and possibly cheaper than the multi-lens design. |
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there is an app called video camera in iphone installer try it as i am using that and it work for me ...Max zoom on your camera is indeed too much for standard portraiture. Focal lengths between 80mm and 105mm are the most common for portraits. If mm numbers just confuse you, take some time to lear... You could get a 27mm-37mm step-up ring and then get a 37mm-52mm step-up ring but I can't vouch for the picture quality, focus, reliability of this setup or other issues. I would suggest gettin... now THAT'S a great question! i've always thought of the text books that show the eye and how intitially, the image is seen upside down in the eye. but then the image, from two points in t... Artists find them amazing because they are so poorly made, they can expect some amazing serendipitous images caused by camera leaks, the poor plastic lens and the fact that there is vignetting on t... I think you were using the correct equation, so you probably got the correct answers. Just make sure all the distances are in the same units. a) using your equation I got 35.1229 mm. The answe... I think you've done YOUR part as far as obtaining the best possible image from your camera, but I've got to say that I am disappointed in the overall image quality. This does not measure... The simplest way to check if the focus is working correctly is to go into a room and photograph a painting or something on the wall so that focus is forced to lock into a flat plane or shoot a dist... |
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