Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Used for questions pertaining to aircraft windows.

30
votes
1answer
9k views

Why does the A380 not have front windows on the top floor?

The title says it all. On the 747, the cockpit is in the upper level and in the lower there's equipment (radar, avionics, etc.) But on the A380, the cockpit is in the lower floor and there's no ...
3
votes
3answers
214 views

Freezing cold cabin housing just under a window

I flew on a Boeing 737 plane yesterday and was sitting next to 2 windows. When I tried to rest my arm on the inner housing of the cabin during the flight, I noticed that the inner cabin housing just ...
72
votes
4answers
20k views

Has any passenger airliner ever offered forward-facing windows?

The empty, dolphin-like, forehead of the A380 seems like it would be an amazing place for the first and/or business class bar, especially if it had forward-facing windows. I realize in the A380's ...
30
votes
1answer
3k views

Why do cockpit windows often appear to have a rainbow ‘tint’?

Why do cockpit windows often appear to have a rainbow ‘tint’? It’s similar to what you would see when looking at a shallow puddle of water with oil on top. Here is an example of a B777 cockpit window ...
0
votes
0answers
88 views

Why to keep window shutter open during takeoff? [duplicate]

I understand when they ask to close the window due to bright sunlight reflection on eyes during the flight but I haved noticed we are asked to open the window shutters and leave it open during the ...
1
vote
2answers
158 views

Windowless VS windowed aircrafts [duplicate]

While Emirates was showing off its triple seven's ability to provide crystal-clear viewing from virtual windows, it mentioned: "that could be a step to windowless aircrafts", and I felt like it meant ...
13
votes
2answers
3k views

How frequently are airplane windows cleaned?

When you’re driving on the highway, after sometime unwanted insects and dirt accumulate on your windshield. When you stop over at a gas station, you might clean it off. It’s likely the case for ...
0
votes
1answer
98 views

What is the main materials of the windshield? And how do they function in bird strike? [duplicate]

I would like to know what the latest materials used for civil and military aircraft windshields are. And I wonder if the materials are advantageous in the event of a birdstrike.
5
votes
1answer
133 views

How did the windshield technology evolve?

I would really appreciate it if someone could please explain the differences and similarities between the cockpit windows of a Boeing 747-400 and Douglas DC-3. I am just trying to figure out how the ...
28
votes
3answers
10k views

Can cameras and LCD screens replace cabin windows?

Windows in aircraft create a weakness to the structure, that is why they are very small. I'm not asking about installing them in the cockpit, which would create safety pitfalls, but could the windows ...
0
votes
1answer
262 views

How can I use a window for an emergency exit?

A survivor of US-Bangla Airlines Flight 211 crash reports exiting out of a broken window. My question is, in case you need to break an airplane window, what is the best way to do that?
1
vote
0answers
52 views

What happened to the 737's cockpit skylights? [duplicate]

Older-model 737s had very distinctive set of upwards-facing windows above the main, forwards-facing cockpit windows; not unlike those you'd find on MD-80-series airliners and on 727s. These windows ...
22
votes
3answers
4k views

Why does the Boeing 787 have fewer cockpit windows?

Why does the Boeing 787 have fewer cockpit windows? The 787 has only 4 cockpit windows, whereas other airplanes have 6. Here is a comparison between the 787 and 777: ^ 787 V.S. 777 v
4
votes
1answer
619 views

What is a Virtual Window in an aircraft?

I heard about Virtual Windows in the Dubai show, but I didn't really got it. What is it? In a demo, when they opened the shields, I could just see the ground handling before taxing. Search engines ...
4
votes
2answers
700 views

How can I find out how much a passenger window of a Boeing 737 costs?

Where do I have to look to find out how much a passenger window of a Boeing 737 costs?
3
votes
1answer
567 views

How many layers do the Boeing 787 cabin windows have and what might make them fail? [duplicate]

I am interested to know how the Boeing 787 cabin windows are made. Specifically, how many layers do they have and what can make them crack in-flight?
5
votes
0answers
248 views

How much more efficient is an aircraft with no windows? [duplicate]

How much more efficient is an aircraft with no windows (in terms of operation)? Consider the hypothetical situation where you have two aircraft identical in every way, except one of them has no ...
1
vote
1answer
425 views

Why are the cabin inner windows so flexible?

A few days ago I flew on an A321. While pointing to something outside my finger touched the window. It made a crackling sound and felt quit flexible. I was able to push it at least 5mm without any ...
3
votes
1answer
275 views

What is the explanation of the apparent staining inside this airliner window [photo]?

On a recent flight, I noticed a pattern of staining or dust particles inside the window, on the plastic reveal within the cavity. It looked as though a long-term and consistent pressure differential ...
26
votes
1answer
3k views

What is this yellow section around the cockpit window?

Saw this while boarding the flight the other day, travelling between HYD (Hyderabad, India) to CCU (Calcutta, India) on Indigo Airlines. Aircraft was an Airbus A320. There was a yellow patch around ...
2
votes
2answers
419 views

What is the technical name of the electric window dimming system?

I have recently flown from Mexico City (MMMX) to Tokyo, Japan (RJAA) in a Boeing 787 of All Nipon Airways (ANA). The plane had an electric system for dimming the windows. Does the window-dimming ...
11
votes
2answers
952 views

Why do aircraft on a junk yard have blind windows (e.g. German “Landshut”)?

Today I saw a picture of the “Landshut” (named after a German city, pronounced lund's hoot, not Land shut). The aircraft was hijacked in 1977 and now rusts at the airport of Fortaleza (Brazil) since ...
1
vote
0answers
64 views

Do some aircraft windshields contain gold particles? [duplicate]

I've heard that the windshields of some aircraft have gold particles, but I don't know why?
4
votes
3answers
639 views

Does closing window shades save fuel?

On a 13-hour flight all shades were ordered closed (entire flight—not cool), same airline on a 3-hour route, same thing. Both flights took off in the morning, around 8 AM. Only reason I can think of ...
7
votes
1answer
615 views

Do any aircraft windshields have anti-reflective coatings?

Anti-reflective coatings are used in many applications to reduce glare and prevent double images. Double images in particular are a concern because of the several layers involved in a cockpit window. ...
18
votes
1answer
2k views

What's the point of writing on a cockpit window?

Why would a pilot write on the cockpit window like this? Pilot writing on cockpit window http://www.iefimerida.gr/sites/default/files/styles/708x320/public/boeing-anazitisi-660.jpg?itok=ZRmOzBtY ...
9
votes
1answer
778 views

Why are the windshield wipers in the A320 power-up checklist?

I was watching the startup sequence for an A320 and it struck me as unnecessary minutiae to ensure the wipers are off before power on. Is there something important that I'm missing that puts ...
1
vote
1answer
306 views

How did the B707 and DC-8 fight stress at the windows?

As it is evident from this question, 4 (or 3) de Havilland Comets crashed because of stress building around the rectangular windows. How did DC-8 and B707 fight this problem, especially as it is ...
1
vote
1answer
346 views

Do jets use tinted windows?

For cars, I've heard of LLumar used as window tint. Do jet aircraft use window tint? If so, what type of window tint do they use?
5
votes
3answers
1k views

Why doesn't condensation form on the inside of airliner windows?

If outside the aircraft is pretty cold and inside the cabin the air temperature is different, why don't the windows become fogged up on the inside?
3
votes
1answer
2k views

Why do some cargo aircraft have windows? [duplicate]

There are some cargo aircraft that have windows which are not covered. Look: On the second deck above where it says "Hong Kong Asia's World City" the aircraft has 3 uncovered windows. Source: ...
0
votes
1answer
184 views

Windshield to prevent laser strikes [duplicate]

Is it possible to prevent/avoid laser beams with new technologies on windscreem?
21
votes
4answers
9k views

What is the purpose of eyebrow windows?

Nowadays they are no longer needed but why do they cover them up like in this photo? What is their purpose and why aren't they used anymore? Source
14
votes
2answers
1k views

Why are these windows on some airplanes red?

There are some red windows on the 737 and the CS-300 as well. Why are they painted red? Source Source
0
votes
0answers
83 views

Are aircraft windows UV-ray proof? [duplicate]

As we know, at higher altitudes the dose of UV rays increases, and planes usually spend a larger time there, then why aren't windows of airplanes made UV proof. A simple coating on the inside might ...
32
votes
4answers
10k views

Why are some windows in cockpits made openable?

Why do aircraft allow sliding / opening windows in cockpits? What purpose does it serve, and why the same can't be done for passenger windows as well?
5
votes
2answers
918 views

Why would a passenger airliner be missing windows in the fuselage?

On many airplanes (you can take the A330 to make an example), the fuselage is not completely covered by windows. In some cases it is due to the presence of the lateral emergency exit, in some other ...
37
votes
5answers
5k views

How do aircraft windshields not crack when flying at supersonic speeds through precipitation?

Randall Munroe (author of XKCD and What If), once wrote a What If about how fast one would have to drive a car in order to have rain water shatter the windshield. In the post he mentions that water ...
1
vote
1answer
1k views

Why don't cockpit windows suffer pressure leaks? [duplicate]

The de Havilland Comet had pressure leaks inside the square windows which resulted in 3 incidents of the aircraft breaking apart in mid-air. A cockpit window has a similar square window and should be ...
16
votes
5answers
7k views

Are sun's UV rays more harmful on an airplane at high altitude?

Most airplanes fly at >30k feet, way into the stratosphere / mesosphere where sun's UV rays aren't filtered by lower atmosphere layers. If the windows of the plane are open and the sun is shinning ...
4
votes
2answers
890 views

Do windows on the side of the fuselage increase drag?

I wonder this because I'm not too sure glass is easier for air to travel over than metal.
27
votes
1answer
4k views

What is this pattern on the A350 front window?

The image is extracted from this video (at 3m40s, when taking off) I circled in purple the strange pattern formed by few black straight lines. I'm quite puzzled as I have no idea of what it is or ...
5
votes
2answers
2k views

What is the pressure in a civil aircraft fuselage at flight ceiling?

What is the pressure (in bar) in the fuselage at flight ceiling of large passenger airliners? Is this pressure the reason for the difficulty in having large windows? If so, how can the window size be ...
3
votes
1answer
2k views

Why don't airliners have bigger cockpit windows?

A bigger cockpit window would increase the pilot's vision of a runway. So why can't they be bigger? Note that this question covers cabin window size already, but this question is about cockpit ...
8
votes
2answers
5k views

Did the SR-71 have any windshields?

In this video of a more complex cockpit, belonging to the SR-71, why don't we see any windshields? Were they not required for the SR-71, or are they not captured in this video? If windshields were ...
19
votes
4answers
5k views

What would prevent the installation of windows on the roof of an airliner?

What prevents airline manufacturers from putting a strip of glass along the roof of the aircraft? It would be a good addition in terms of cabin view, light inside the cabin, etc. Would it compromise ...
20
votes
6answers
5k views

What are the factors behind increasing aircraft window sizes?

Modern airliners like the Airbus A380 and Boeing 787 have bigger windows than older designs, like the Boeing 737 and Airbus A320. What factors have led to this change of window size, opposite to the ...
44
votes
5answers
13k views

Why aren't airliner windows aligned with their seats?

On a recent airline flight, I noticed that the spacing of the plane's windows was different from that of the passenger seats: some of the rows had a window directly in line with them but for others, ...
53
votes
2answers
14k views

Why do airplanes have curved windows?

Why are the windows of an airplane usually curved, or rather rounded at the edges?
2
votes
1answer
3k views

Why are passengers requested to close their window blinds during a night-time takeoff? [duplicate]

Why are passengers requested to close their window blinds during a night-time takeoff? I understand why they are asked to open them during day-time take-offs and landings - probably because rescue ...