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“XX/” / 美國海軍陸戰隊CH-53直升機尾槳之形 US Marines Sikorsky CH-53 Sea Stallion Helicopter Tail Rotor Forms / USS Peleliu (LHA-5) in Hong Kong / SML.20130418.6D.01484

This is a close up view of one of the nine Sikorsky CH-53 Sea Stallion helicopters currently deployed on the USS Peleliu LHA-5.

 

The X at the front is the tail rotor, whereas the / in the back is one of the folded main rotor blades which spans 72 ft 2.8 in (22.01 m) when fully extended.

 

What I find to be particularly interesting is that the blades are marked by color bands in blue, red, black and yellow. I do not know the reasons for them, but I do see a usability rationale: when the weather condition is terrible and especially if you are in combat, being able to quickly communicate to your engineer which blade needs fixing definitely save time. Split second decision might often mean the difference between life and death, no doubt.

 

I do not know if this is specific to the US Marines or if it is a standard for helicopter designs, but I thought that it is wonderful.

 

# About the Sikorsky CH-53 Sea Stallion

 

The CH-53 Sea Stallion is the most common name for the Sikorsky S-65 family of heavy-lift transport helicopters. Originally developed for use by the United States Marine Corps, it is also in service with Germany, Iran, Israel, and Mexico. The United States Air Force operated the HH-53 "Super Jolly Green Giant" during the late- and post-Vietnam War era, updating most of them as the MH-53 Pave Low.

 

en.wikipedia.org/wiki/CH-53_Sea_Stallion

 

# SML Data

+ Date: 2013-04-18T17:23:11+0800

+ Dimensions: 5472 x 3648

+ Exposure: 1/400 sec at f/8.0

+ Focal Length: 400 mm

+ ISO: 10000

+ Flash: Did not fire

+ Camera: Canon EOS 6D

+ Lens: Canon EF 100-400mm f/4.5-5.6L IS USM

+ GPS: 22°17'41" N 114°9'60" E

+ Location: 中國香港九龍尖沙咀海港城 Harbour City, Tsim Sha Tsui, Kowloon, Hong Kong, China

+ Subject: Sikorsky CH-53 Sea Stallion, USS Peleliu (LHA-5), United States Navy

+ Workflow: Lightroom 4

+ Serial: SML.20130418.6D.01484

+ Series: Photojournalism, 形 Forms

 

# Media Licensing

Creative Commons (CCBY) See-ming Lee 李思明 / SML Photography / SML Universe Limited

 

“XX/” / 美國海軍陸戰隊CH-53直升機尾槳之形 US Marines Sikorsky CH-53 Sea Stallion Helicopter Tail Rotor Forms / USS Peleliu (LHA-5) in Hong Kong / SML.20130418.6D.01484

/ #Photojournalism #形 #Forms #SMLForms #CreativeCommons #CCBY #SMLPhotography #SMLUniverse #SMLProjects

/ #中國 #中国 #China #香港 #HongKong #攝影 #摄影 #photography #US #Navy #Marines #USS #Peleliu #LHA6 #mil #military #CH53 #helicopter #Rotor #usability

 

www.flickr.com/photos/seeminglee/8662546474/

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Uploaded on April 19, 2013
Taken on April 18, 2013