Signal mirrors are reflective devices used for long-distance communication by focusing sunlight to create visible flashes that can be seen from miles away. They are essential tools in survival situations, allowing users to send distress signals or communicate with rescuers when other forms of communication are unavailable.

Signal Mirrors

Reflective devices

Long-distance communication refers to the transmission of information across significant geographical distances, utilizing various technologies to overcome physical barriers. This has evolved from early methods like smoke signals and carrier pigeons to modern telecommunications systems such as the internet and satellite communications.

Long-distance Communication

Focusing sunlight

Visible flashes

Survival situations

Distress signals are communication methods used to indicate that a person or vessel is in danger and requires immediate assistance. These signals can be visual, auditory, or electronic, and are recognized internationally to ensure prompt and effective rescue operations.

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