Backscatter in photography, showing a Brocken spectre within the rings of a glory In physics, backscatter (or backscattering) is the reflection of waves, particles, or signals back to the direction from which they came. It is usually a diffuse reflection due to scattering, as opposed to specular reflection as from a mirror, although specular backscattering can occur at normal incidence with a. Backscatter is the world’s largest underwater camera and underwater photography equipment supplier. We feature a full service and repair center, professional underwater cinema support, and camera reviews for underwater photography beginners. We dive, shoot, and service everything we sell. Backscatter is non-delivery reports (also known as NDRs or bounce messages) that you receive for messages you didn't send. Spammers often use real email addresses as the From address to lend credibility to their messages. When a nonexistent recipient receives spam, the destination email server unwittingly sends the NDR to the forged sender in the From address (also known as the 5322.From. Backscatter is the same physics principle powering medical ultrasound, airport scanners, RFID tags, and weather radar. Here’s how it works and why it’s everywhere. Backscatter is the reflection of a signal (such as sound waves or light) back in the direction from where it originated. Backscatter is commonly used in medical ultrasounds to understand characteristics of the human body, but in the world of hydrography and marine science, backscatter from soundwaves helps us understand characteristics of the sea floor. Backscatter (also known as outscatter, misdirected bounces, blowback or collateral spam) is incorrectly automated bounce messages sent by mail servers, typically as a side effect of incoming spam. Backscatter Underwater Video & Photo, Monterey. 25,519 likes · 16 talking about this · 438 were here. Backscatter is the world's leading supplier of underwater photo and video equipment Backscatter Underwater Products FLIP13 Pro Package with DIVE & DEEP Filters & +15 MacroMate Mini Lens for GoPro HERO 5, 6, 7, 8, 9, 10, 11, 12, 13 Regular Price $297. Backscatter is the leading supplier of underwater imaging equipment. Headquartered in Monterey, CA. MISSION We dive, shoot and service everything we sell COMPANY OVERVIEW Backscatter Underwater. Backscatter only hires active divers who regularly shoot the equipment they sell. Backscatter also is a leader in the field of training and instruction, organizing trips and classes focused on underwater photography and videography technique at a variety of locations around the world.