concession. n. 1. the act of yielding or conceding, as to a demand or argument. 2. something conceded. 3. (Commerce) Brit a reduction in the usual price of a ticket granted to a special group of customers: a student concession.
The term orb describes unexpected, typically circular artifacts that occur in flash photography â sometimes with trails indicating motion â especially common with modern compact and ultra-compact digital cameras.Orbs are also sometimes called backscatter, orb backscatter, or near-camera reflection.he orb artifact can result from retroreflection of light off solid particles, e.g., dust, pollen, or liquid particles, e.g., water droplets, especially rain) or other foreign material within the camera lens.
Orb Weavers (Araneidae) include garden spiders and their relatives. They weave classical, sheet-like orb webs that consist of rays and spirals of silk. They have poor eyesight and have trouble walking on anything but webs. They rarely occur indoors but frequently live on or near the outer walls of buildings.