Diaphragm (optics) bright spots, for example night cityscapes. Some cameras, such as the Olympus XA or lenses such as the MC Zenitar-ME1, however, use a two-bladed diaphragm with right-angle blades creating a square aperture. Similarly, out-of-focus points of light (circles of confusion) appear as polygons with the same number of sides as the aperture has blades. If the blurred light is circular, then it can be inferred that the aperture is either round or the image was shot "wide-open" (with the blades recessed into the sides of the lens, allowing the interior edge of the lens barrel to effectively become the iris).
The Scarlet Flower called for the daughters and asked what gifts should he bring them. The eldest asked for a golden tiara adorned with precious gems that sparkled brightly, and the second wanted a crystal mirror which always showed the person's reflection as young and beautiful. The merchant knew these would be difficult to obtain, but within his means. The youngest, named Nastenka (a diminutive form of the given name Anastasia), asked for the most beautiful scarlet flower in the world, which she had seen in a dream. The merchant did not know where he could find such a flower, but promised not