Orquid "Phoenix"

Orquid "Phoenix"

by ceinmart

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The word photography means "drawing with light". Controlling or selecting the light a camera records is essential to all aspects of photographic composition.

learn more… | top users | synonyms

0
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1answer
78 views

Whats the “most amount of moon” acceptable for astrophotography?

The last time I shot the sky, it was a full moon and it completely ruined my shot. What's the maximum amount of moon (i.e. 1/3, 1/2, etc...) that can be out that won't adversely impact a shot of the ...
6
votes
3answers
2k views

How do I create this soft bright look?

This is probably my favorite look in child portraits. I want to achieve this bright, yet color popping look in my photos. Is there specific lighting, like overexposing? Or is it post processing? Here ...
0
votes
1answer
43 views

about luminance and illuminance: what is the difference? [duplicate]

First of all, let me say that english is not my first language, so please excuse any mistakes that you could meet from here on out. I read several articles and explanations about luminance and ...
1
vote
1answer
113 views

Do sensors absorb different spectrum of light at different rate, making longer exposures better for blue skies?

I've found one suggestion about taking photo of sky: The sky becomes white in ur photos unlike others who retain blue color?? - Stop down the aperture to f8 or more, decrease ISO to 100 and ...
2
votes
2answers
160 views

How to configure the camera to capture true colors of ambient light?

I'm an amateur photographer and I have a Nikon D5200 and a ColorChecker Passport. I'm trying to understand what are the procedures that I should take to capture the real true colors that I am seeing. ...
8
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3answers
1k views

Can you photograph the milky way with a full moon out?

Is it possible to photograph the milky way (or just any stars or stellar objects) when a full moon is out?
0
votes
0answers
33 views

What causes the rays surrounding strong lights? [duplicate]

I've noticed, especially in long-exposure city lights photos, that strong light sources are surrounded by rays. The number of rays seem to depend on the lens being used. What causes these rays and the ...
4
votes
1answer
140 views

What is “north light”, and how can I use it in my photographs?

I've heard that some painters favored "north light". I suppose that this is light coming from the north, but what is so special about it? If I live somewhere where the literal north light is blocked ...
6
votes
6answers
281 views

If shooting in RAW and processing, why still care about WB?

WB is obviously important for JPGs and I'm not referring to JPGs here. I do know this question is related to two others. Sorry, I'm a newbie here and I don't know how to refer to them, but @Craig ...
1
vote
1answer
39 views

DIY Vignette Measuring

I'm trying to measure the light falloff (a.k.a vignette) of a custom lens. My problem is that I'm not sure how one would go about creating a uniformly lit surface without the use of special diffusers ...
16
votes
5answers
2k views

Do the infrared photographs really contain infrared colors?

In school, we all learned that from white light we can only perceive the visible spectrum but we can't see UV or the IR portions. If this is the case, then how come we can do infrared photography?. ...
0
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2answers
144 views

Why is my Canon 7D light sensor under-sensitive?

It seems the light meter indicator in the viewfinder on my Canon 7D underestimates how bright the picture will be. This makes for overexposed photos whenever I use anything other than full manual ...
0
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2answers
103 views

Buying my first off-camera light. Flash or always on-light? [duplicate]

I am planning to buy my first off-camera light equipment. And am confused between a flash & an always on light source. Can someone point me to a good online resource or share their experience? ...
2
votes
2answers
348 views

How does lens-hoods for pancake lenses work? (Canon EF 40mm with ES-52)

Normally I use lens-hoods on every of my glasses (flairlight blocker, lens protection). Some days ago a bought the Canon EF 40mm STM (Pancake-Lens). So I look for the fitting lens-hood and found the ...
6
votes
4answers
721 views

How to capture a small red light?

I tried to capture the following small red light, but I failed. It's more white than red. How can I correctly capture the red light as seen through my eyes? f-stop: f/5 exposure time: 1/30 ...
1
vote
2answers
146 views

Nikon d3200 plus old Philips flash

A friend is shooting some photos at an indoors night event and he only counts on a Nikon d3200 plus a super old flash Philips P36 TSL. What would be the recommended shooting mode and shutter speed? ...
0
votes
3answers
87 views

Style with dim background, warmer tones and subject being almost the only light-emitter?

You can appreciate a slight light-brown-ish look in skin tones and in most other colours, the slow fade to dark in the silhouettes of the subjects and the almost zero quantity of light the camera is ...
1
vote
1answer
126 views

How can I achieve this style where the subject isn't blurred but bright lights will be light-painted? [duplicate]

I've been going through a company's photographer photos and I could narrow down two styles I'd like to develop and use in my shots, but I cannot figure out how he managed to do it: It looks like it's ...
6
votes
3answers
94 views

How to film translucence and light?

I'm trying out my new DSLR (Nikon 5300) and 18-200 Nikkor lens. Long ago, I had a film SLR, but since then I've had point-and-shoot cameras. It's great to get back into SLRs again. That said, here's ...
0
votes
2answers
59 views

Why is my IR camera recording images when no IR light is present?

Why is it that with my camera (an old DVT Legen) and an 850nm IR pass filter, I see light in my images even when no IR light is present? Only light source is a fluorescent light.
1
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3answers
151 views

How does the spectral sensitivity of different sensors affect the resulting photo?

I am learning about light and color formation but I don't understand how does the sensitivity affects an image. Take for instance the different sensitivities for two "cameras" for each RGB channel ...
2
votes
3answers
203 views

How do I know how much light will be needed for a given film speed, shutter speed, and aperture?

For a given film type, shutter speed and aperture, how do I calculate the light needed to get a good exposure? For example, if I use a f/8 aperture, an exposure time of 100 ms and a ISO 800-film ...
1
vote
1answer
139 views

Why did the sun cut my photo?

Please look at this photo. http://www.flickr.com/photos/105234648@N06/10767962476/in/set-72157637496250364 I am very new to photography and as you can see the sun being directly behind the scene ...
4
votes
3answers
201 views

Does cloudy, low-contrast light produce the best results for photos of fall foliage?

It is conventional wisdom that direct, harsh sunlight is not a good light for photography. Cloudy day decreases the contrast and produces better result it goes. Does it also apply to fall foliage? My ...
18
votes
5answers
662 views

Why do two lenses with the same F-number give different amount of light?

Why do the following two lenses provide different amount of light? In both images we have fixed focusing distance, distance to the object, ISO, shutter speed and F-number.
3
votes
2answers
341 views

How to relate LED Lumens to Lux at a given distance?

I'm trying to design an LED light, but I'm not sure how many LED's I need for a given light level. Specifically, the Luxeon LXR7-RW57 1000 lumen white LED (data sheet) Q: How many lux should I see ...
1
vote
2answers
223 views

Is it possible to take a long exposure photograph during daytime?

I would like to take a picture of a street during the day to depict how much traffic and cars there are on the street. Is there anyway to do this with a long exposure photograph? I have a Nikon D90 ...
4
votes
4answers
402 views

Why hasn't buying powerful lights improved my lightbox images?

I posted a question a few months ago regarding a light-box setup, and it seemed the general consensus was that I didn't have enough light... I've gone ahead and purchased 2 x 55w 3000lm 5500K 90+CRI ...
9
votes
2answers
445 views

How can I intentionally include lens flare in my photographs?

I usually try to avoid lens flare, usually by avoiding shooting directly into bright lights (or using other techniques to minimize it). However, sometimes I find a situation where lens flare actually ...
2
votes
1answer
88 views

Are two 750W incandescent lamps enough for a 120cm light tent?

I bought a 120x120x120cm phototent for photographing clothing using mannequins. I already ordered 2x 5500K 150W(750W incandescent) daylight lamps, one for each side. I'm wondering if I will need more ...
2
votes
2answers
221 views

Is there any practical way to measure the T-stop of a lens?

T-stop measures actual light transmission in a lens. Therefore, different f/2.8 lenses can have different T-stops. T-stops are usually only given for cine lenses. For photography lenses, is there any ...
3
votes
3answers
218 views

Why can't software fix bad lighting?

They say good light is when light is soft, during those rare hours of the day. And bad light is harsh light, where the light is straight on in the middle of the afternoon. That all seems to make ...
1
vote
2answers
145 views

Light source types and which ones to use

There are not too much info on light source types. Basically there are continuous/halogen and flash lights. When do we choose which one? About continuous/flash lights, when do we use an ...
7
votes
2answers
460 views

Do lenses with the same f-stop but different focal length gather the same amount of light? [duplicate]

I'm taking images of a light source in a scientific labratory, and I thought I had a good grasp on all these things, but now i'm second guessing myself after some results. The most important thing is ...
-4
votes
2answers
167 views

Lighting tutorial techniques [closed]

I'm reading the Strobist 101 lighting technique tutorial. Very useful and interesting. I was wondering if there is an even more detailed lighting tutorial on the web, with more images and examples. ...
5
votes
5answers
909 views

Does Earth's latitude affect the color of light?

I was talking with a friend about what conditions can affect color, gamma and white balance, and how to get in order these variables into the configuration to set up and get a good shot. Beside the ...
4
votes
2answers
140 views

Does the diameter of openings on photographic lighting grids affect brightness?

I was kind of thinking about different grid options considering the depth vs diameter of individual openings and get to a interesting point (at least for me :-) ). Let's consider a very simple home ...
4
votes
3answers
471 views

Why does harsh light give darker shadows?

Why does harsh light give darker shadows? I thought a shadow area is where the light is unable to reach, so shouldn't the shadow areas have the same darkness regardless of the strength of the light?
14
votes
2answers
5k views

What is the difference between luminance and illuminance?

The more I read about this, the more confused I become. Illuminance, as I understand it, measured in lux, is the perceived brightness of light on a surface. It's what you'd measure with an incident ...
4
votes
4answers
877 views

How do I take a photo of people before a bright window?

How would you take a photo of people who are posing in front of a window? Ideally both the people and the background should be visible. I usually get either the background being overlighted or the ...
2
votes
2answers
243 views

How to retouch to correct lights from an amateur photo shoot?

We did an amateur photo shooting for a new clothing brand but had some lack of good lighting. Some pics can be seen at www.tahara.es What kind of retouching could be recommended on Lightroom or PS? ...
2
votes
4answers
569 views

Does quality of light vary in different studio strobes and speedlites?

I wonder what you think about the quality of light in studio flashes or portable speedlites? The first time I used speedlites, the light was very good. Then I purchased an Elinchrom D-Lite kit. My ...
10
votes
3answers
347 views

How to engage in photography without a camera?

My digital camera has bit the dust. Now I wonder how to take pictures without a camera. Photography is an art of making images from the light field present at some particular location at some ...
7
votes
1answer
285 views

What is Colour Rendering Index (CRI)?

From this answer on white balancing a LED light I understood there's a thing called Colour Rendering Index (CRI). I understand it has something to do with how well lights reproduce the sun's colour ...
1
vote
4answers
197 views

Why are these lights all different colours and how can I correct them?

I occasionally take panoramic city photos and I've noticed that certain sections of the cities have a lot of different coloured lights. What causes these different lights? Some of these appear to be ...
1
vote
1answer
190 views

What is the right way to photograph in the gym?

I need to photograph an instructor in the gym for a gallery of some lifting exercises (will be used in an application and on the web). I want to look pretty dramatic and powerful, though instructive ...
4
votes
2answers
217 views

Lights for Illuminating Large areas?

I'm frequently underground in caves and recently while going on a trip to Thailand I experienced some of the most massive caverns I've ever had the opportunity to photograph. Unfortunately, I was ill ...
4
votes
4answers
640 views

Is there a fundamental difference between emitted light and reflected light?

In the context of practical implications for photography, is there a general difference in the qualities of emitted vs. reflected light (other than emitted light being brighter in many situations)? I ...
4
votes
5answers
418 views

How to get nice light streaks, or optical flares, in a photo

I've attached a picture I saw on England's Telegraph newspaper website. In the photo, nice linear streaks protrude from the streetlights. How is this effect achieved? I'd prefer a technique that ...
7
votes
1answer
490 views

How can I light someone to make him look evil or Machiavellian?

What would be the best way to use light to make someone's face look evil, creepy or Machiavellian?