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  2. Glass-bottom boat - Wikipedia

    en.wikipedia.org/wiki/Glass-bottom_boat

    The view through the glass bottom is better than simply looking into the water from above, because one does not have to look through optically erratic surface disturbances. The effect is similar to that achieved by a diving mask , while the passengers are able to stay dry and out of the water.

  3. Underwater vision - Wikipedia

    en.wikipedia.org/wiki/Underwater_vision

    [1] While wearing a flat scuba mask or goggles, objects underwater will appear 33% bigger (34% bigger in salt water) or 25% closer than they actually are. [2] Also pincushion distortion and lateral chromatic aberration are noticeable. Double-dome masks restore natural sized underwater vision and field of view, with certain limitations. [2] [9]

  4. Diving mask - Wikipedia

    en.wikipedia.org/wiki/Diving_mask

    A diving mask (also half mask, dive mask or scuba mask) is an item of diving equipment that allows underwater divers, including scuba divers, free-divers, and snorkelers, to see clearly underwater. [1] [2] Surface supplied divers usually use a full face mask or diving helmet, but in some systems the half mask may be used. [2]

  5. Full-face diving mask - Wikipedia

    en.wikipedia.org/wiki/Full-face_diving_mask

    A diver in a pool wearing an AGA full face mask A diver wearing an Ocean Reef full face mask Head protection helmet for use with Ocean Reef full face diving mask. A full-face diving mask is a type of diving mask that seals the whole of the diver's face from the water and contains a mouthpiece, demand valve or constant flow gas supply that provides the diver with breathing gas. [1]

  6. Underwater diving - Wikipedia

    en.wikipedia.org/wiki/Underwater_diving

    Visibility underwater is reduced because light passing through water attenuates rapidly with distance, leading to lower levels of natural illumination. Underwater objects are also blurred by scattering of light between the object and the viewer, resulting in lower contrast. These effects vary with the wavelength of the light, and the colour and ...

  7. Minecraft modding - Wikipedia

    en.wikipedia.org/wiki/Minecraft_modding

    The popularity of Minecraft mods has been credited for helping Minecraft become one of the best-selling video games of all time. The first Minecraft mods worked by decompiling and modifying the Java source code of the game. The original version of the game, now called Minecraft: Java Edition, is still modded this way, but with more advanced tools.

  8. Snorkel (swimming) - Wikipedia

    en.wikipedia.org/wiki/Snorkel_(swimming)

    A snorkel is used to allow the user to breathe atmospheric air when their face is immersed in water while swimming or floating at the surface. [1] To work effectively, the snorkel must allow the user to inhale and exhale comfortably over an extended period, and provide a sufficient volume of air with appropriate oxygen and carbon dioxide content to maintain a sufficient and comfortable ...

  9. Minecraft Dungeons - Wikipedia

    en.wikipedia.org/wiki/Minecraft_Dungeons

    A patch for the Xbox One version of the game including enhancements for Xbox Series X/S consoles was released alongside the Flames of the Nether update. [31] On July 28, 2021, the same day that Minecraft Dungeons: Echoing Void was released, Minecraft Dungeons, Ultimate Edition was released with all 6 DLCs and access to all Hero Pass Cosmetics. [32]