0
Digital Cameras
Digital photography has grown exponentially in the 21st century, making film cameras nearly obsolete. Ask questions here about digital camera brands, functions and prices here.
4,826 Questions
What is a Photograph of a specimen taken through a compound light microscope called?
A photograph of a specimen taken through a compound light microscope is called a photomicrograph.
What is the chemical solution used to soften the colors in photograph development?
The chemical solution used to soften the colors in photograph development is called a color developer. It plays a key role in converting the latent image into visible colors on the photographic paper or film.
Do red light photo enforcement cameras use green lights at night?
Yes, many red light photo enforcement cameras use infrared flash technology to capture images at night without using visible light like green lights. This allows the camera to operate discreetly without alerting drivers.
Yes, the depth of field on a dissecting microscope is greater than on a compound microscope. This is because the dissecting microscope has lower magnification, allowing for a wider field of view and greater depth perception.
Can you use the lithium ion battery 3.7V 1100mAh to your cell phone lg 3.7V 1000mAh?
No problem to use the 1100mAh in place of the 1000mAh battery. Mah is like store rooms that have varying sizes. As long as the voltage remains the same (the doors of the store rooms are of the same width and height), the battery with a higher mAh can be used.
Can you recharge a 3V battery with 12V charger?
It is not recommended to recharge a 3V battery with a 12V charger as this may damage the battery. The voltage of the charger should match the voltage of the battery to avoid overcharging and potential safety hazards. It is best to use a charger specifically designed for the 3V battery.
How many pixels is in a kilo bite?
PixEl = Picture Element. Kilo byte (not bite) = Size of memory / hard disk etc... 1024....
This will differ per camera/img.
There will usually be a header including picture information, which usually takes at least 32 kb. Each pixel generally contains from 1 bit to 8 kb of color information, depending on how it is stored.
How does a rechargeable battery work and what are the cathode and anode equations for this battery?
A rechargeable battery (also known as a storage battery) is a group of one or more electrochemical cells. They are known as secondary cells because their electrochemical reactions are electrically reversible. Rechargeable batteries come in many different sizes and use different combination of chemicals; common types include: lead acid, nickel cadmium (NiCd), nickel metal hydride (NiMH), lithium ion (Li-ion), and lithium ion polymer (Li-ion polymer).
Rechargeable batteries can offer economic and environmental benefits compared to disposable batteries. Some rechargeable battery types are available in the same sizes as disposable types. While the rechargeable cells have a higher initial cost, rechargeable batteries can be recharged many times. Proper selection of a rechargeable battery system can reduce toxic materials sent to landfills compared to an equivalent series of disposable batteries.[dubious - discuss] For example, battery manufacturers of NiMH rechargeable batteries claim a service life of 100-1000 charge cycles for their batteries.
Flares are typically used for illuminating terrain during night time aerial reconnaissance photography. These pyrotechnic devices generate a bright light when ignited, which helps in providing visibility for capturing images in low-light conditions.
What best why you see horizontal stripes in photographs of Jupiter and Saturn?
Horizontal stripes on Jupiter and Saturn are caused by fast-moving jet streams in their atmospheres. These bands of clouds are created by the planet's rapid rotation and heat distribution mechanisms, leading to alternating belts of lighter and darker cloud formations.
What is iridium an example of?
Iridium is an example of a chemical element, specifically a transition metal. It is known for its high density, corrosion resistance, and use in various industrial applications, including in catalytic converters and electronic components.
What are the Careers relating geology and photography?
Some careers that relate geology and photography include geological photography, where professionals capture geological formations, landscapes, and rock samples for research or documentation purposes. Another option is environmental photography, where photographers capture images of landscapes, ecosystems, and natural resources, often working with geologists to showcase the earth's geological processes and features. Additionally, science communication roles involve combining geology knowledge with photography to visually communicate complex geological concepts to a broader audience.
A mega earthquake is an extremely powerful earthquake, typically with a magnitude of 9.0 or higher on the Richter scale. These rare but catastrophic events can cause widespread destruction, tsunamis, and loss of life in the affected area.
NASA plans to launch a spaceship that will photograph your Milky Way Galaxy from beyond its halo?
That sounds like an exciting mission! The images captured from beyond the halo of the Milky Way Galaxy could provide valuable insights into its structure, composition, and evolution. This data could help scientists better understand our place in the universe.
How did x-ray photographs help Watson and crick determine the structure of DNA?
X-ray photographs taken by Rosalind Franklin provided key information about the structure of DNA, suggesting a helical shape with a repeating pattern. Watson and Crick used this data to build a model of the DNA molecule, leading to their discovery of the double helix structure. Franklin's work was crucial in providing the evidence necessary for Watson and Crick to propose their groundbreaking model.
What is the voltage of energizer lithium batteries?
Energizer (and many other battery companies) sell two kinds of "lithium" batteries:
"Lithium Photo/Coin", Li-Mn, "CR" button cells, such as the CR2032, provide about 3 V.
"Lithium cylindrical", "Lithium-iron", "Li/Fe", which comes in AA and AAA, are about 1.5 V, and also comes as those rectangular 9V batteries, which... of course... are about 9V.
Will a 3.6V battery replace a 3.7V battery on cameras?
It is not recommended to replace a 3.7V battery with a 3.6V battery in a camera as the slight difference in voltage may affect the camera's performance and potentially cause damage. It is best to use the battery specified by the manufacturer to ensure proper functioning and safety of the camera.
Parallax bar is a device used in surveying to measure the horizontal distance between two points by creating a visual displacement of a point viewed through a telescope on a graduated rod. This displacement is used to calculate the distance based on the principle of parallax. It is commonly used in topographic mapping and land surveying.
What does the aperture on a microscope do?
The aperture on a microscope controls the amount of light entering the objective lens. By adjusting the aperture size, you can regulate the brightness and contrast of the specimen being viewed. This can help in improving the clarity and visibility of the specimen under observation.
Maps differ photographs in many significant ways including?
Maps differ from photographs in many significant ways, including the use of imaginary lines or boundaries.
Yes, iridium is a shiny, silvery-white metal known for its high resistance to corrosion. It has a high melting point and is often used in various industrial applications, including in spark plugs and as a hardening agent in platinum alloys.
Do all brands of bubble make the same size bubble?
No, not all brands of bubble gum make the same size bubble. Factors such as the ingredients used, the texture of the gum, and the size of the piece can all influence the size of the bubble that can be blown.
What are the advantages and disadvantages of a CCTV camera?
The advantages of CCTV cameras are that they are kept everywhere. So if a crime is committed the culprit will be eventually caught.
Disadvantages are that they are costly, do not always work(as they are not set up in the right places) and manipulate with people's privacy.
Potential advantages.
The advantages of CCTV cameras are that they are kept everywhere. So if a crime is committed the culprit will be eventually caught.One of the immediately obvious advantages is that the unit is no subject to the failure of any type of wiring. The cameras make use of wireless technology to accomplish the task at hand. This absence of wiring that could fail or be cut means there is much less chance of something going wrong with the unit, or that a clever thief can circumvent the system by severing the connection. Short of ripping the entire camera out of place, there is not much that will slow the unit down.
Another advantage has to do with the clarity of the images that are captured. Most of these wireless units have a high-resolution image that makes it very easy to identify faces and other physical characteristics. This makes the cameras ideal for use as part of the security for research facilities and other establishments. Security personnel can easily monitor all activities within range of the cameras, and clearly note any suspicious or unauthorized behaviour, while getting a clear image of the person engaged in the activities.
Recording is another advantage of these wireless cameras. In times past, storing recordings could be quite a task. From magnetic tape to VHS tapes, storage could become quite a problem. Many of the units on the market today make use of CDR technology, making it possible to store more hours of surveillance on a single disk. This can be crucial for law enforcement officials, as well as persons who are responsible for conducting security in office buildings and manufacturing facilities.
Another advantage of these newer models of wireless surveillance units is that they are usually less expensive than most people would think. In fact, it is possible to purchase these types of cameras at a significantly less amount per unit than many of the wired counterparts on the market today. Coupled with the fact that wireless units make for much easier installation, it should come as no wonder that more and more people are choosing to go wireless for their security camera needs.
Potential disadvantages
The following are some of the potential weaknesses of IP cameras in comparison to other CCTV cameras.
· Disadvantages are that they are costly, do not always work(as they are not set up in the right places) and manipulate with people's privacy.
- Higher initial cost per camera.[citation needed]
- Fewer choices of manufacturers.[citation needed]
- Lack of standards. Different IP cameras may encode video differently or use a different programming interface. This means a particular camera model should be deployed only with compatible IP video recording solutions.[citation needed]
- Technical barrier. Installation for IP camera required a series of complicated network setting including IP address, DDNS, router setting and port forwarding.[citation needed] This is very difficult for most users to do without help from an IT technician.
- Lower dynamic range - i.e. reduced ability to cope with low light and high contrast scenes.[citation needed]
Vulnerable to hacking, and hoaxing via internet (numerous instances of false bomb threats being called in as hoaxers watch on web); criminals can hack into a facility's CCTV system to observe security measures and personnel, thereby facilitating criminal acts and proving the IP technology to be counterproductive
