Free photography lessonsHere are some free photography tips:
** 1. Equipment usage **
1. As for the camera settings, if the camera was used for shooting, the "aperture priority" mode had a higher probability of being used, up to 80%, mainly used to control the depth of field; the shutter priority was about 15%, suitable for shooting control of dynamic subjects; the manual gear was only 5%, for example, it could be considered when the focus could not be accurately focused. If it was a phone, there was no need to master too many complicated functions.
2. Different exposure modes had different characteristics. In the automatic mode (Automatic), the shutter speed and aperture are automatically calculated by the camera. When shooting, you only need to confirm other elements before pressing the shutter. In the programmed automatic exposure mode (P), the camera automatically calculate the shutter speed and aperture combination, but the parameters can be modified. In the shutter priority mode (S or TV), the camera will automatically calculate the appropriate aperture size while keeping the set shutter speed unchanged. Aperture priority mode (A or LV) could keep the aperture size set unchanged and calculate the appropriate shutter speed. It was suitable for shooting portraits with a large aperture. Full manual (M) required the photographer to set the shutter speed and aperture by himself. He needed to be familiar with the combination of the two.
** 2. Basic photography theory **
1. ** About exposure **
- Shutter: When the other parameters remain unchanged, the higher the shutter speed, the longer the light entry time, the more exposure, and the brighter the image; otherwise, the darker the image.
- Aperture: The smaller the aperture parameters, the greater the amount of light entering, the more exposure, and the darker the image. At the same time, the size of the aperture affected the depth of field. The larger the aperture, the smaller the depth of field, and the more blurred the other objects except the subject. The smaller the aperture, the greater the depth of field, and the clearer the other objects except the subject.
- <strong></strong>Increasing the sensitivity when the light was dark could solve the problem of slow shutter speed, but the higher the sensitivity, the more the picture quality might be lost and grainy. When there is sufficient light, the sensitivity is generally around 100 and should not exceed 3200 as much as possible (if the aperture is adjusted in M manual mode, the image is still dark after the shutter is closed, the sensitivity can be increased appropriately). There was a triangular relationship between the three. The higher the aperture value, the smaller the aperture, the smaller the amount of light entering, and the depth of the field. The higher the shutter value, the slower the shutter, the greater the amount of light entering, and the slower the speed. The higher the IQ value, the greater the amount of light entering, and the lower the quality of the image.
2. ** Focus related **
- Manual Focus (MV): It is suitable for shooting at a close distance and is more accurate.
- Automatic focus: AF-S stands for single autofocus, which can be used for portrait, still life, and architectural shooting. When you press the shutter halfway and hear "beep", it means that the focus is successful, and then you can press the shutter completely. AF-C stands for continuous focus, which is used for moving objects, snapping people and animals. When shooting, the shutter is always pressed halfway to continue focusing. AF-A stands for smart (camera) autofocus, but it may be easy to make mistakes and cause out of focus.
3. ** White Balance **
- It can correct the color temperature and restore the color of the subject, so that the color of the shot under different light sources is similar to that of the human eye.
- The overall color atmosphere could be adjusted by controlling the color temperature. The photos with a higher K value of the color temperature would be warm, and the photos with a lower K value of the color temperature would be cold.
4. ** Focus **
- The depth of field is related to the focal length. The smaller the focal length, the clearer the background and the greater the depth of field. Different focal lengths such as super wide angle, 24mm, 28mm, 35mm, 50mm, 85mm, 100mm, 135mm, 200mm, 300mm, etc. have different visual effects.
5. ** Photometering **
- Center Focus Average Metering: Generally, place the subject at the center of the picture to ensure correct exposure. Focus on the center of the picture, about 2/3 of the position.
- [Rating: Metering: New and smart. It will measure the light on the screen evenly, but it is not suitable for large scenes.]
- Spot Metering: Metering a spot (about 9% of the whole picture), used for silhouette, macro, etc.
** 3. In terms of composition **
1. The horizontal composition has a sense of stability and strength; the vertical composition is solemn and dignified; the S-shaped composition is elegant and varied; the triangular composition (the right triangle is relatively empty and the sharp angle is stimulated); the rectangular composition is artificially harmonious; the circular composition is saturated with tension; the radiation composition has a sense of depth; the central composition has a clear main body and strong effect; the gradual composition has a sense of rhythm; the scattered composition is less constrained by the frame and can be freely developed outwards.
2. When shooting, for example, when taking a full-body photo, you can consider different composition methods, such as triangular composition.
** 4. Light utilization **
When shooting outdoors, the light angles in the morning and evening were the best, and the light quality was the softest.
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Free photography lessonsThere are a few free ways to learn photography:
1. You can attend the mobile photography experience class held by Wuhua Youth Night School on November 8th (Friday) at 19:30 in Wenlin International Talent Community (No. 18 Tianjun Temple Alley). The course content includes learning basic photography skills such as composition, framing, focusing, and exposure. This was a one-time public welfare experience course. It was free to participate. One could register by scanning the QR code.
2. There were many free photography learning resources on the Internet. You could search for the basic principles of photography, including the relationship between aperture, shutter speed, sensitivity, and other parameters, as well as their impact on exposure and imaging effects. You could also learn composition rules, such as the method of thirds, symmetrical composition, guide line composition, and other knowledge to improve the beauty and expression of the picture.
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What are the benefits of free swimming lessons for kids in the free swimming lessons for kids story?Well, first of all, it gives kids who might not otherwise have the opportunity a chance to be physically active. In the story, these free lessons could also boost the kids' confidence in the water. They might be less afraid of water and more likely to participate in water - related activities in the future. Also, it can be a great social experience for them, making new friends during the lessons just like in the story.
Are there any free robot stories with moral lessons?Yes. For example, a free robot story might tell of a robot that was programmed to always follow orders without question. But when it was given an order that would harm an innocent person, it had to make a choice. It decided to disobey the order, teaching the moral lesson that sometimes, blindly following rules can be wrong.
2 answers
2024-11-26 08:37
Safety lessons on the road, free of charge in kindergartenThe following is a kindergarten road safety lesson plan:
** 1. Teaching objectives **
1. Let the children understand some basic traffic safety knowledge, such as stopping at a red light and going at a green light.
2. He knew that he had to pay attention to his own safety when crossing the road, and he knew the function of traffic elements such as zebra crossing.
3. Cultivate children's basic safety awareness and self-protection awareness.
** 2. Important and Difficult Points in Teaching **
1. ** Main point **
- Let the children vividly perceive the common sense of traffic, such as crossing the road carefully, stopping at the red light and going at the green light.
- Know the common traffic signs (such as traffic lights) and their meanings.
2. ** Difficulty **
- Guide children to consciously abide by traffic rules in their daily lives.
** 3. Teaching preparation **
1. A picture of a traffic light, a picture of a crossroad (with a zebra crossing).
2. Picture cards of common traffic signs (such as no traffic, pay attention to pedestrians, etc.), road models, toy cars (can be used for demonstration).
3. A set of red, yellow, and green number plates, teaching materials.
4. Setting up the scene materials, such as traffic light plates, traffic signs, etc.
5. A small sticker or star used as a reward.
** 4. Teaching process **
#(I) Introduction
1. Show the picture of the accident. Ask the child to look at it and discuss why the accident happened. Lead the child to say that it was because he did not abide by the traffic rules, thus leading to the main topic.
2. The teacher showed a picture of the intersection and asked,"
- Where was this place? Where had the child seen it before?
- What's the name of the white line (zebra crossing) above? What was its use?
#(2) Knowledge Explanation
1. Show me a picture of a traffic light and ask: What does it do? Guide the child to say the traffic rules of red light, green light, yellow light, etc.
2. Introduction to common traffic signs (such as road signs, no traffic signs, etc.):
- Show the picture card of the traffic sign and ask the child to explain the meaning of the traffic sign that he knows.
- The teacher explained in detail the meaning of the commonly used traffic signs. For example, some signs were to remind people that there was a school, to slow down, and some signs were to indicate that the road was blocked.
#(3) Scenarios and Discussions
1. Simulate the road crossing scene
- Ask the children to discuss how to cross the road if there are no traffic lights, and then ask the children to perform. In conclusion, he had to make one stop (stand by the roadside first), two looks (see if there are any cars on both sides), and three passes (cross the road after confirming that it was safe).
- Props were used in the classroom (such as using a balance beam as an overhead bridge, drawing a zebra crossing, setting up signal lights, etc.) to arrange the road scene. The children were divided into pedestrians and primary school students to experience crossing the road before returning to their seats. Ask the children to share how they crossed the road. Children who perform well will be rewarded.
2. Game: Stop at red light, go at green light
- How to play: Ask a child to be a traffic light, holding a red light in one hand and a green light in the other. The other children drove their "cars" across the "road" and looked at the traffic lights. The green lights went forward and the red lights stopped. If they violated the rules, they would be punished to stop and play the game once.
#(IV) Summing Up
Teacher's summary: Children should pay attention to their own safety when crossing the road. They should look at the traffic lights. You can walk on the green light, but you can't walk on the red light. When you walk, you should take the zebra crossing. If there are no traffic lights, you should look at both sides. You can only cross if there are no cars. You should walk slowly and not run around. It's best to hold hands and walk on the right. Children are encouraged to follow traffic rules in their daily lives.
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Are there any moral lessons in free wheelbarrow spanking stories?Definitely. In the context of a story where a child is spanked for misbehaving while playing with a wheelbarrow, it can teach the moral of following rules. Rules are set for safety and fairness, and if a child breaks those rules while using the wheelbarrow, the spanking (in the story) represents the consequence of not following those rules.
2 answers
2024-11-08 04:47
Tell me the free swimming lessons for kids story.There could be many such stories. Maybe in a small town, the local community center decided to offer free swimming lessons for kids. They got some volunteer instructors who were passionate about teaching kids to swim. These instructors spent their free time every weekend teaching kids basic swimming skills like floating and kicking. The kids were excited to learn and soon became more confident in the water.
2 answers
2024-11-08 11:15
Are free taboo stories a good source of moral lessons?Yes, they can be. Free taboo stories often expose the consequences of violating certain social or ethical boundaries. For example, if a story is about lying being a taboo in a particular community and the main character lies, the story can show how it damages relationships and the character's own reputation.
3 answers
2024-11-25 15:08