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Cameras

Whether it's a photo of a new baby, a wedding or a day at the beach, cameras help us record and remember life's memories. Ask questions about the camera's history and function here.

500 Questions

If a telescope with an objective lens of ten feet focal length is used with an eye piece of one quarter inch focal length what would the resulting magnification be?

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Asked by Wiki User

To calculate the magnification of a telescope, divide the focal length of the objective lens by the focal length of the eyepiece. In this case, the magnification would be 480x (10 feet / 0.0208 feet).

How many smoke detectors on a circuit breaker?

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Asked by Wiki User

It is recommended to have no more than 12 smoke detectors on a single circuit breaker to prevent overload and ensure they function properly. Exceeding this limit can lead to tripping of the breaker and compromise the safety of the system.

How does light travel through a camera?

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Asked by Wiki User

Light enters the camera through the camera lens, which then passes through the aperture and shutter. The light then hits the image sensor, where it is converted into an electronic signal that forms the image. This image is then processed and stored in the camera's memory.

How do you rewire a switch in a hallway that turns lights on and off in two bedrooms?

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Asked by Wiki User

To rewire the switch in a hallway that controls lights in two bedrooms, you will need to identify the wiring connections at the switch and the lights, then reroute the wiring to ensure that the switch operates the lights as desired in each bedroom. It may involve running new wiring, connecting the switch to both bedroom light circuits, and ensuring proper grounding for safety. It's recommended to consult a licensed electrician for this task to ensure it is done safely and up to code.

What is the population of catanduanes?

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Asked by Wiki User

As of 2020, the estimated population of Catanduanes is around 270,000 people. The province is known for its natural beauty and unique geographical features.

What would be the point in installing a wireless security camera system?

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Asked by Wiki User

Installing a wireless security camera system can be a great solution, especially in situations where running wires is not feasible. While wired systems are generally more reliable, there are high-quality wireless options available in the market. I’ve had experience installing Camius wireless security cameras with a DVR, and they are truly wireless and completely wire-free. The cameras are 4K resolution, audio live feed, and recording, alerts to your phone, 2 way audio, they also have a siren and lights which are useful at night or if you are away as a deterrent.

  • The wireless range of these cameras is impressively strong, eliminating any intermittence between the cameras and a Wi-Fi router. This is because the wireless range is between the camera and the Camius NVR recorder, which also acts as a wireless hub.
  • You connect the router to the Camius recorder using the LAN port if you need remote access when you are not at home. You can also this system just for live monitoring connecting the recorder to the TV using HDMI port,
  • These cameras come with pedestrian detection and record on motion, which saves on battery life and hard drive space. You can connect the NVR to the monitor via HDMI for a larger view, and they also offer a browser view and a Camius view app for remote access.

100% cordless security system with a very quick setup in minutes.

How does an underwater rebreather work?

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Asked by Wiki User

An underwater rebreather recycles exhaled breath by removing carbon dioxide and replenishing oxygen levels, allowing the diver to rebreathe the gas mix. This system helps to extend the time a diver can spend underwater without the need to resurface frequently. The rebreather works by passing exhaled gas through a scrubber to remove carbon dioxide and then adding oxygen as needed to maintain the desired gas mix.

How can you convince your teachers not to be upset about cctv cameras installed in their classrooms?

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Asked by Wiki User

You can explain that the CCTV cameras are for safety and security purposes, to monitor activities and ensure a safe learning environment for everyone. Assure them that only authorized personnel will have access to the footage and it will be used appropriately. Encourage open communication and address any concerns they may have.

What is the suffix of photograph?

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Asked by Wiki User

The suffix -ic (also -ical) means "relating or pertaining to" and forms adjectives from nouns.

Top 6+ Best Waterproof Drones in 2020 - [Buying Guide]?

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Asked by waterproofdron

Some brands known for producing waterproof drones include:

SwellPro: SwellPro specializes in waterproof drones designed specifically for marine environments.

PowerVision: They have released waterproof drones like the PowerEgg X, which is capable of flying in rain and landing on water.

Splash Drone: As the name suggests, Splash Drone focuses on waterproof drones suitable for maritime applications.

QuadH2o: Another brand known for producing rugged, waterproof drones for various purposes.

GDU O2 Plus: This drone has been known for its water-resistant capabilities, though not entirely waterproof.

Parrot Anafi FPV: While not fully waterproof, Parrot Anafi FPV has some water-resistant properties, making it suitable for flying near water bodies in light rain or mist.

How can I get a photograph and specs for the Mombasa buffet by Thomasville furniture Ernest Hemingway Collectiion circa year 2000?

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Asked by Wiki User

You can try searching online marketplaces, antique furniture stores, or contacting Thomasville Furniture directly to inquire about obtaining a photograph and specifications for the Mombasa buffet from the Ernest Hemingway Collection. You can also look for vintage furniture catalogs or magazines from around the year 2000 that may include information about the piece.

How much did a camera cost back then?

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Asked by Wiki User

It would depend on the time period and type of camera. In the early 20th century, cameras could range from a few dollars to a few hundred dollars. The cost increased over time with the introduction of new technology and more advanced features, making cameras more expensive.

First halftone photograph published in a newspaper?

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Asked by Wiki User

The first halftone photograph published in a newspaper was in the New York Daily Graphic on March 4, 1880. It depicted a statue of Diana in the Metropolitan Museum of Art. This breakthrough in printing technology allowed for photographic images to be reproduced in newspapers.

How accurate are thermal imaging cameras?

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Asked by Wiki User

Depending on how much you're willing to spend on the cameras, they can be pretty beneficial. If you do install thermal imaging cameras, they will be able to pick up heat from bodies. It doesn't matter how dark it is also. Since the cameras work off of heat, there is not getting by these!

What is wide depth of field?

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Asked by Wiki User

The term "wide depth of field" is not used. Depth of field can either be shallow or deep. The definition of depth of field is this:

Depth of field is defined as the range of object distances within which objects are imaged with acceptable sharpness.

A shallow depth of field would mean that only objects within a small distance in a scene would be focused; everything else would be out-of-focus. For an example, consider many portrait photos; in them the background is blurred while the person is in sharp focus. A deep depth of field would mean that a much larger range of objects at various distances would be in focus. Most landscape photographs are a good example of this.

Is the Sanyo XACTI really waterproof?

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Asked by Wiki User

The Sanyo XACTI is truly a waterproof video camera. There are videos on YouTube proving the effectiveness of the waterproof feature. It also preforms well for regular photography.

How many schools have surveillance cameras?

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Asked by Wiki User

Not Many At All .. Perhaps Some In America But I Dont Really Know Any that Have them in Wales :) ?

What are video surveillance systems?

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Asked by Wiki User

A security camera system is a group of interconnected cameras

which take video of specific areas in order to provide a record of

what's going on there, or else to provide warning when something is

happening which shouldn't be. These systems can be connected to

closed-circuit TV (with or without recording the incoming data) or

may be on an open circuit, which allows for more viewers.

What is a good description of a camera?

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Asked by Wiki User

A camera is a sophisticated optical device designed to capture and record visual information in the form of still images or videos. It consists of various components, including a lens system, image sensor, and mechanisms for focusing and exposure control. The lens captures incoming light, which is then directed onto the image sensor. The image sensor converts this light into electrical signals, creating a digital representation of the scene.

Modern cameras often feature advanced technologies such as autofocus for precise focusing, image stabilization for reducing blurriness caused by shaky hands, and various shooting modes to accommodate different lighting conditions and photographic styles. Cameras may be part of standalone devices, such as digital or film cameras, or integrated into smartphones, tablets, and other gadgets.

Additionally, cameras can vary in terms of resolution, sensor size, and other specifications, influencing the quality and clarity of the captured images. Some cameras offer manual controls, allowing photographers to adjust settings like aperture, shutter speed, and ISO to achieve their desired creative effects.

In summary, a camera serves as a tool for visual expression, enabling users to document and interpret the world around them through the art and science of photography.

What is the past tense of camera?

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Asked by Wiki User

If he (start)in time ,he would have missed the train

Where do you find CCTV cameras?

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Asked by Wiki User

Here are some common places where you might find CCTV cameras:

Official Website and Online Store:

The official website of Brihaspathi Technologies is likely to have information about their CCTV camera offerings, including specifications, pricing, and contact details for inquiries or purchases.

Authorized Dealers and Distributors:

Brihaspathi Technologies may have authorized dealers or distributors who sell their products. These dealers often have physical storefronts or online platforms where customers can purchase CCTV cameras.

Retail Stores and Showrooms:

Some electronic and security equipment stores may carry CCTV cameras, including those offered by Brihaspathi Technologies. These stores may have physical locations where customers can view and purchase products.

E-commerce Platforms:

Online marketplaces like Amazon and other e-commerce websites often feature products from various brands, including Brihaspathi Technologies. Customers can browse and purchase CCTV cameras from these platforms.

For the most current and specific information on where to find CCTV Camera Systems from Brihaspathi Technologies, It is recommended to visit our official website or contacting them directly through our official channels.

How do you turn off the hp webcam light but leave the camera on?

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Asked by Wiki User

put a piece of electrical tape over it. works like a charm

What did Daguerre invent?

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Asked by Wiki User

Louis Daguerre invented a type of photography called the daguerrotype.