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Exposure is the total amount of light allowed to fall on a sensor or film during the taking of a photograph. This is determined by the exposure time (shutter speed) and amount of light admitted (lens aperture). Today, sensor/film sensitivity (ISO speed) is often also considered to be part of ...

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3answers
116 views

Grey cards and there understandings [duplicate]

Few months ago i Ordered for a Grey Card,they came in 3 numbers one card is Fully dark grey,second one is Light Grey,one is Like dull white,i read about Grey Cards and there uses for white Balance, to ...
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3answers
137 views

Exposure shooting youth sports during a sunny day [closed]

I would like to know how to prevent my photos from being dark during sunny day during a youth game. I am ising a nikon d90 shooting raw...and suggested settings would be appreciated.
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1answer
63 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 ...
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1answer
69 views

Photography in sunlight [duplicate]

I have read in most of the sites sayin take pics in sunlight which will enhance the look, my quest is , on evening time in outdoor while posing for a picture i shrinked my eyes due to direct sunlight, ...
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0answers
48 views

What are good settings to use for exposure bracketing? [duplicate]

I take exposure-bracketed photos on the Sony NEX-5R and exposure fuse them in Photomatix. I've found that I've had to use exposure bracketing for low-light photos, to capture the shadows without ...
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0answers
819 views

Recommendations for use of exposure modes with Nikon D7100 DSLR

I'm looking for advice on handling tricky exposure situations, such as backlit portraits, in terms of picking between: 1. Manual exposure 2. Shutter/Aperture/Auto exposure, and using the AE/AF lock ...
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0answers
59 views

Why does my flash have lower power in automatic than in manual? [duplicate]

I have a Sony HVL-43AM flash. I've found that when I'm in automatic mode, when I dial the flash exposure compensation to -2EV I was able to get a much weaker flash than if I went manual with the flash ...
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1answer
86 views

How is the exposure of this histogram? [duplicate]

Is exposure correct for this luminance histogram? What does this say about the dynamic range of the scene? The link is here below. It's the graph with dots. http://tinypic.com/r/b85mkj/6
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58 views

Different sources of noise and ways to avoid/correct those [duplicate]

Possible Duplicate: What types of noise can be present in digital photographs? I've few questions related to noise found in digital images. There are topics on this forum on underexposure ...
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3answers
69 views

What are the parameters for evaluating photos [duplicate]

I understand that different people enjoy same photo at different levels. However in general what are the most important parameters that we use to evaluate a photo’s quality? Some of them that I can ...
-1
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1answer
128 views

how to neutralise exposure in Manual mode [duplicate]

Possible Duplicate: How do I know I have the correct exposure when shooting in manual mode? I have a canon 550d, initially the settings were fine in Manual mode, but know I see following ...
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2answers
101 views

Exposure with AI SERVO

I am interested in how works AI SERVO in terms of metering. As it tracks objects, when is the exposure set and how can I set it manually? Is it set automatically when the shutter button is pressed?
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1answer
44 views

Illumination question [duplicate]

I meter a surface at ASA 100 and get F4 at 1/15 second. What is the illumination coming off that surface in Cd/square foot ?
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0answers
26 views

What is Exposure value [duplicate]

can you guys help me with understanding the basics about what is Exposure value and how to use that for better photography?
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1answer
1k views

How does aperture affect exposure? [duplicate]

I've heard that aperture can change the exposure, but I would like to know if this is true, and how it does it. P.S. I hope this question isn't dumb like my last two.
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1answer
98 views

What TECHNICAL aspects of STUDIO photography do I need to know as a professional? [closed]

Even if it's basic I want to know! So for example, what technical things do I need to know about the camera, what technical things do I need to know about lighting and exposure? Anything you think I ...
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1answer
101 views

What are the pros and cons of setting my camera to lock exposure on half press? [duplicate]

The Sony NEX-5R has an "AEL w/ shutter" option that Sets whether or not to fix the exposure when you press the shutter button halfway down (On/Off) (from the manual) What are the pros and ...