Lightnings taking a ride

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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.

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1answer
159 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 ...
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2answers
80 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.
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3answers
411 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 ...
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5answers
1k 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.
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2answers
2k 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 ...
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3answers
633 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 ...
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4answers
903 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 ...
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4answers
1k 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 ...
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1answer
106 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 ...
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3answers
7k 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?
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2answers
582 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 ...
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1answer
133 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 ...
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3answers
284 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 ...
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2answers
292 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? ...
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2answers
225 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 ...
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2answers
1k 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 ...
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2answers
298 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. ...
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5answers
2k 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 ...
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2answers
196 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 ...
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4answers
1k 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?
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7answers
3k 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
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2answers
299 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? ...
7
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1answer
478 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 ...
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4answers
220 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 ...
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1answer
296 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 ...
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4answers
1k 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 ...
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5answers
643 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 ...
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3answers
312 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 ...
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4answers
1k 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 ...
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2answers
1k views

Does a specific f number across all lenses denote same amount of light?

When we say a light source emits 1500 lumens of light, it does not really matter if the light source is incandescent, CFL, diode etc. Similarly, when I say f/1.8 can I assume that all lenses pass the ...
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4answers
7k 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 ...
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3answers
2k views

Do full frame sensors gather more light than crop sensors?

Lots of people say that full frame sensors receive more light than cropped sensors. I have never found a proof of this claim so I tried to do the computation by myself, and proved the contrary! Could ...
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3answers
280 views

How sharp of an image should I expect at night?

I'm a beginner with my first camera (sony nex6 mirrorless). I was trying my first few night shots Using the kit lens but I wasn't able to find a way to take sharp images. I've done the following: ...
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4answers
2k views

Lights for a Light Tent

I am looking to purchase a light tent and lights to do some product photography. I need to purchase lights but I am not sure what to look for in lights. A few requirements: Must be easily ...
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1answer
630 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?
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3answers
457 views

Does the internal structure of an umbrella-type softbox impact light quality?

When using an umbrella type softbox (a softbox that opens like an umbrella like this one) used with a cobra flash or a light bulb that is INSIDE the softbox : does the tripod tube and the light ...
4
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2answers
482 views

How does light pollution affect astrophotography?

Light pollution by definition, adds more artificial light to the atmosphere. But how does this affect astrophotography? Do lights from the ground affect photographs of the sky (At the longer ...
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0answers
46 views

How to photograph sun bursts through tree canopy? [duplicate]

Possible Duplicate: How can I get photos showing the “shaft of light” effect? I really like Lars van de Goor photography, especially his shots of sun bursts through trees. I ...
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2answers
872 views

Home-made snoot for macro photography. What shall I put inside?

Recently, I've developed a taste for macro photography and have a question concerning the light. I'm currently shooting with a Sigma 105mm Macro + Kenko extension tubes. I have an older model of the ...
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1answer
251 views

Softbox selection for my hobby room

My hobby room is a fairly standard room size, say 3x3M. The lighting isn't that great which doesn't help when I take photo's or record videos of projects etc. I have a softbox that I use for ...
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1answer
1k views

When is it really necessary to use AF assist light?

I find the AF assist light to be distracting at times when I'm trying to take a candid shot without disturbing the human subjects or taking pictures of pets (they hate getting the AF light in their ...
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4answers
496 views

How to best view test shots on camera LCD in bright, outdoor photo shoot

A couple weeks ago I did a basic outdoor photo shoot for a family. It was mid day, and the sun was out. I took test shots initially and when viewing the shots on my DSLR's LCD screen they appeared to ...
4
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4answers
647 views

Why are these light trails large blobs of light instead of nice thin lines?

I'm trying to shoot a traffic light trails with my point & shoot camera (Panasonic Lumix DMC-LZ8). But the oncoming vehicle headlights are appearing as large blobs of light and not exactly thin ...
5
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2answers
619 views

Ways in order to achieve warm lighting style?

The photo will be taken from the ceiling above the bed and catch the entire bed in the frame. I am trying to simulate a feeling of warmth, safety, and comfort in his bed using the light. I have red ...
4
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1answer
643 views

Ways in order to achieve dramatic lighting styles?

My question is more specific to the situation I am going to be shooting [with the subject being a person laying down in a hospital bed] The photo will be taken from the ceiling above the bed and ...
8
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6answers
478 views

How can I improve shots in the dark, when tripod or flash are not available?

About once a year, at my school we have this event called "Humans versus Zombies", whereby there are these "missons" that occur in the dark at night. I've been trying to capture what goes on there: ...
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0answers
89 views

Technically what happens that aperture affects Depth of field [duplicate]

Possible Duplicates: What exactly determines depth of field? Technically, why is the out of focus area blurred more when using a bigger aperture? It is obvious that the aperture affects ...
5
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1answer
1k views

How do I compare the output of an LED panel with that of a flash?

How do I compare the output of an LED panel with that of a conventional hotshoe flash? I haven't been paying attention to the LED panels, but they've been on the market long enough so that I'm ...
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2answers
2k views

What are some typical angles to place the sun at in outdoor portraiture photography?

I know there are few common light positions for studio photography. For example, a key light positioned 45 degrees horizontal and slightly above the subject. I was wondering if there were any common ...
12
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3answers
393 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 ...