jetstream

The pilot has a standard 4-point safety belt with quick release and he's probably used it a thousand times or more, just like your car's safety belt...
(needless to say I unlock my belt in the...

For those still wondering what the fuel shutoff valve looks like, here's an interesting post from...

While it is true that diffraction kicks in at every aperture, when I'm stating "As sensor resolution increases, diffraction kicks in at larger apertures", I'm not at all denying that the effect of ...

https://luminous-landscape.com/do-sensors-out-resolve-lenses/

Not always true!! As sensor resolution increases, diffraction kicks in at larger apertures. Let's take a 36MP sensor for example (D800/d800e/D810): The airy disk of diffraction already affects ...