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Personally, it is recommended not to use spot measurement, use evaluation metering, that is, full-area metering, if you are in the forward light, you don't need EV adjustment, if you are in the backlight, directly raise the EV to take a picture, and then make fine adjustments according to this one, Even if you use spot measurement, it may not be a one-time success, and the advantage of using evaluation metering is that you can save experience, and you will encounter similar scenes in the future, and you will adjust more and more accurately.
If you want to use the dot measurement to add M stops, you can do this, you can first focus on the shooting object, then adjust the exposure light, adjust the aperture shutter, and then compose the shot (when you compose the shot, because the center dot measurement area is away from the object you just aimed at, the camera may indicate that your current aperture shutter combination is too violent or under-violent, don't worry).
There are many benefits of the M file, you have to be optimistic about that EV exposure ruler, what occasions need to owe and what occasions need to be violent.
In general, the middle is just right.
One last word:
What is spot metering, there is a circle in the Canon optical viewfinder, if it is spot measurement, the body only cares if the light in the aperture is just the right aperture shutter combination, no matter how dark it is outside, and the evaluation metering is to look at the whole picture.
For example, if you take a candle with a spot measurement, the center of the circle is the candle, and the outside is all black, and the point measurement center, the image taken is about the candle is just the right light, and the rest of the place is all black.
If it is an evaluation of metering, the effect of the shot is about the candle being overexposed, too bright and no details, no wax core can be seen, and the candle is not pitch black, it is also very bright like daytime.
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What kind of light does the m file measure?
M file is wood with light metering.。。
The aperture shutter is set by yourself.
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Only mastering the spot metering mode can ensure accurate metering. Let's take a look at how to use the spot metering mode.
When it comes to metering modes, your camera offers several options. These include Weight, Average, Local, Multi-Zone, and Spot Metering, and the Spot Metering mode allows you to accurately and independently metering small areas of your chosen subject. In conditions of uneven lighting, such as when the brightness difference between the background and the subject is very large, spot metering has a very strong advantage.
In this case, you can use the spot metering mode to meter only the subject.
The target area of spot metering—the metering point—is only 3% of the overall area of the frame (the exact ratio varies by camera), and the metering point is located in the middle of the frame by default. Some cameras can also automatically set the metering point to the AF point that is currently active, which is useful when the subject is off-center.
The area covered by the metering spot is very small, so the metering results are very accurate, allowing you to be accurate in a specific location**. Still, it can be problematic. The camera's metering system will use the area where the metering point is located in a midtone**, so if the actual area is dark and the spot metering system still judges it as a midtone, the subject will be too bright or even overexposed.
Conversely, if the actual area where the metering point is located is very bright, then the results of the shooting using spot metering will be underexposed. Therefore, we need to adjust accordingly according to the actual situation and apply ** compensation appropriately.
In complex light conditions with strong contrasts, the spot metering mode helps you to be targeted and accurate**. In this frame, we metered the flowers** to rule out the detrimental effects of the dark background on the metering system.
Some cameras can also automatically set the metering point to the AF point that is currently active, which is useful when the subject is off-center. ”
How to use spot metering – make sure your subjects get it right**.
1.Select the spot metering mode
On most cameras, there is a metering mode selector, usually located on the top of the body, which can be selected by pressing a button or rotating the dial, and the spot metering is marked by a dot.
2.How to use:
Suppose the metering point is the focus point. Aim this pair of focus points at the subject, press the shutter to close the focus, and press the shutter all the way to complete the shooting. If the metering point is located in a position other than the midtone, **compensation should be applied appropriately.
3.The subject is not on the screen**
When the subject is not in the frame**, metering is performed in the above way, and after the display is in focus, press the auto**lock button (AE-L) to lock the ** setting, and then change the composition to complete the shooting.
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<> "Metering Mode. Camera basics.
What is metering mode to ruin laughter?
Metering mode: In layman's terms, it is the way to test the camera's calculation of the brightness and darkness of the photographed object to adjust the ** value.
There are 4 common metering modes: evaluation metering, local metering, spot metering, and **key average metering.
Evaluate metering. Evaluative metering: also known as average metering, split metering, short-beam metering, multi-zone metering, etc., the framing screen is divided into multiple areas, each area is metered independently, and then the average value is taken.
Features: Metering the whole picture, the more areas are divided and the finer they are, the more accurate the metering results, the overall picture is soft, and the contrast between light and dark is small.
Suitable for: group photos, family photos, general scenery photos, etc.
It is recommended for beginners.
Spot metering. Spot metering: Metering is performed on one point, usually without metering beyond the center point of the entire frame.
Features: According to the needs of the photographer, the thing at a certain point of the picture can be metered to ensure that the thing is normal, often combined with the use of the lock, which requires a certain amount of experience accumulation, and is not suitable for novices.
Suitable for: environments with strong contrast between light and dark and large light ratio, such as: backlit portraits, portrait local close-ups, photojournalism close-ups, stage photography, macro photography, etc. Slim with.
The metering range is small, so it is not recommended for novices.
Partial metering. Partial metering: Metering a certain part of the picture, and the area outside this part does not meter, which can be regarded as a larger spot metering.
Features: The metering range is larger than spot metering, which is relatively friendly to novices, and is not easy to make mistakes like spot metering.
Suitable for: When the subject has a strong contrast between light and dark in the background, and the subject does not occupy a large proportion of the frame.
For example: silhouettes, stage performances, backlit portraits, etc.
It is used less frequently and can be tried by newbies.
**Emphasis on average measurement to let the light be chaotic.
**Key average metering: Similar to evaluative metering, it also measures the whole picture, but focuses more on the ** area of the picture (area A), and the area outside the ** area (b) is used as auxiliary metering.
Features: Metering the entire frame, focusing on the metering ** area, high usage rate, very suitable for mass photographers, who like to put the subject in the middle of the frame.
Suitable for use: suitable for ** composition, such as: personal travel photos, special scenery photos, news photography, etc.
Traditional metering mode, high practical value.
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Both DSLRs and digital cameras basically have the following 3 metering modes:
1. Average metering: Calculate the metering value on average for the entire shooting area.
This is the default basic metering mode for general cameras, and it is the most commonly used. In the case of relatively uniform light in the framing range and little contrast between light and dark, you can almost get a satisfactory **.
2. **Average metering: It is a metering mode based on the average metering of an area of about 30 in the middle of the framing range.
When the subject to be represented is in the middle of the framing range, and the light and shade of the environment are quite different from the subject, choose **average metering, and focus on metering **most areas, which can make the subject's ** more accurate.
3. Spot metering: also known as key metering, it is metering in the 1 5 area of the framing range.
Spot metering modes are rarely used and are not easy to master. However, in some cases, spot metering can play an important role. Knowing when to use spot metering, and being able to use spot metering correctly, will allow you to be accurate on the one hand, and use "sensitivity tolerance" on the other hand to create wonders that cannot be seen in reality.
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