Underwater Camera : What is it?
| Underwater cameras are battery-operated cameras made specifically for taking still pictures underwater. They are housed in protective waterproof systems to prevent water from penetrating, which can cause pressure damage. They are commonly used in marine explorations, educational researches, and underwater trips. |
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Kinds of Underwater Cameras include the following: |
Disposable Underwater Cameras
- Disposable Underwater Cameras are designed for one-time use only.
- They can take 20 to 30 shots.
- Their waterproof construction allows them to be used in heavy rains, snow storms, and underwater at a depth of 20 to 30 feet.
- They are ideal for scuba diving trips and recreational underwater explorations.
Reloadable Underwater Cameras
- Reloadable Underwater Cameras can be used many times.
- The film they use can be replaced after it has been used up.
- Some models can be used underwater at a much greater depth of 100 feet.
- However, they usually produce low quality pictures.
Amphibious Underwater Cameras
- Amphibious Underwater Cameras have self-contained waterproof systems.
- They are compact, lightweight, and easy to use.
- They have a wide range of features and accessories for multiple and varying applications.
- Most models come with different lenses, making them capable and reliable imaging systems.
- They can be used underwater at a depth of up to 50 feet.
Housed SLR Underwater Cameras
- Housed SLR Underwater Cameras are more advanced than the amphibious cameras.
- They have more advanced features including autofocus, exposure control, and image viewing through the lens.
- Most models can fire external flashguns and use interchangeable lenses for taking better quality underwater pictures.
- They can be used underwater at a depth of up to 50 feet.
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Focus: For close up underwater photography, choose an underwater camera with a focus limit, a point-and-shoot system, a macro lens, and a framer system.
Film: Choose color negative films for your underwater camera, as they produce excellent underwater shots. They offer a wide range of speeds and exposure latitude, providing an excellent margin for getting the proper exposure despite the varying levels of light.
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