Division of Periodic Table into s-, p-, d- and f blocks on the Basis of Electronic Configurations. The long form of periodic table can be divided into four main blocks. These are s-, p-, d- and f-blocks. The division of elements into blocks is primarily based upon their electronic configuration as shown in Fig. 6.2.
What is it? The EquiCam is the ultimate piece of filming equipment for equestrian sports, a miniature super light weight camera (just 38g) and two special riding hat camera mounts (elastic hat strap and a hat mount). Film your rides in full 1080p HD for fun and for safety.
Returning to the built-in flash on the D750, it's rated at 12m / 39 foot at 100 ISO, the same as the D810 and D610, and like those models you can use it for wireless flash control. There's also a hotshoe for mounting external Speedlights and the camera of course supports Nikon's Creative Lighting System, CLS.s I'll mention later in the review, the D750 can shoot in the FX (full-frame), 1.2x crop and DX (1.5x crop) formats, with the frames of the smaller pair being indicated in the viewfinder by a thick black outline.