18. Adımdaki Değişiklikler
Düzenleyen: Andrew Optimus Goldheart —
Düzenleme onaylandı tarafından Andrew Optimus Goldheart
- Önce
- Sonra
- Değiştirilmemiş
Adım Satırları
| - | [* black] Is that a [guide|39841|Force Touch trackpad|stepid=89855|new_window=true]? No, it's an exposed view of the a7R II's sensor stabilization hardware. |
|---|---|
| + | [* black] Is that a [guide|39841|Force Touch trackpad|stepid=89855|new_window=true]? No, it's an exposed view of the a7R II's sensor-shift stabilization hardware. Sony's marketing team named this the 5-axis SteadyShot. |
| + | [* black] The central tray of the stabilizer holds the image sensor, and is home to three electromagnets, each a component of a [https://en.wikipedia.org/wiki/Voice_coil|voice coil|new_window=true], an electromechanical device used for incredibly fine positioning. |
| + | [* icon_note] Voice coils are also found in [http://rack1.ul.cs.cmu.edu/rotaryvoicecoil/|platter hard drives|new_window=true], controlling the read/write arm. |
| + | [* black] These coils live in the magnetic fields of their permanent magnet buddies—which means by very quickly and very precisely adjusting their power, a variety of directions of forces can be generated. Specifically, enough forces for 5 axes. |