(vía Https://www.youtube.com/watch?v=yS2W40Lteuo)

Pentax K1 Camera and Lens [1400x518]

Source: http://i.imgur.com/fRyJtwW.jpg

(via 7b10919ae4b3dbfc910a0eab69a33c53.jpg (1000×789))

A silicon crystal being grown by the Czochralski process at the Raytheon Corp. semiconductor plant in Newton, Massachusetts, USA, in 1956 for use in the first silicon transistors. The transistor was invented in 1946, and the Czochralski process was first used to grow silicon crystals to make the first silicon transistors at Bell Labs in 1953, so this is one of the earliest silicon crystal production plants.

Es capaz de ajustar el embrague (como la presencia o ausencia de la necesidad de otro). Mecanismo por el que la imagen es la imagen bajo el ON es OFF, por delante de la palanca acciona el freno de cinta se ha convertido en una leva.

How to adjust a Shimano Shadow Plus clutch rear derailleur

クラッチの調整出来るんですね（必要性の有無は別として）。 画像上がONで画像下がOFF、レバーの先がカムになっていてベルトブレーキを作動させるメカニズム。

USS Akron [ZRS-4] Interior Hull of a Dirigible before Gas Cells were Installed

1,2 and 3MT bit storage done. Much better than the buckets they used to live in. 

Titanium Oxide Coated Endmill [2000x2000]

Source: https://openpics.aerobatic.io/