enow.com Web Search

  1. Ads

    related to: eyeglass lenses high definition vision hd 1080p ultra wide mirror video

Search results

  1. Results from the WOW.Com Content Network
  2. Ultrawide formats - Wikipedia

    en.wikipedia.org/wiki/Ultrawide_formats

    Ultrawide formats refers to photos, videos, [ 1] and displays [ 2] with aspect ratios greater than 2. There were multiple moves in history towards wider formats, including one by Disney, [ 3] with some of them being more successful than others. Cameras usually capture ultra-wide photos and videos using an anamorphic format lens, which shrinks ...

  3. List of 4K video recording devices - Wikipedia

    en.wikipedia.org/wiki/List_of_4K_video_recording...

    Samsung NX500 - Same 28 MP APS-C sensor as NXI but 4K video is not downsampled from 6.5K so less details and more noise than the NX1 - with this 2.4× crop factor the kit lens become a 38–120mm f8.5–13.4 equivalent for depth of field; 15 min max recording time limit

  4. High-definition video - Wikipedia

    en.wikipedia.org/wiki/High-definition_video

    High-definition video ( HD video) is video of higher resolution and quality than standard-definition. While there is no standardized meaning for high-definition, generally any video image with considerably more than 480 vertical scan lines (North America) or 576 vertical lines (Europe) is considered high-definition. [citation needed] 480 scan ...

  5. Aspheric lens - Wikipedia

    en.wikipedia.org/wiki/Aspheric_lens

    An aspheric lens or asphere (often labeled ASPH on eye pieces) is a lens whose surface profiles are not portions of a sphere or cylinder. In photography, a lens assembly that includes an aspheric element is often called an aspherical lens . The asphere's more complex surface profile can reduce or eliminate spherical aberration and also reduce ...

  6. CinemaScope - Wikipedia

    en.wikipedia.org/wiki/CinemaScope

    CinemaScope logo from The High and the Mighty (1954) CinemaScope is an anamorphic lens series used, from 1953 to 1967, and less often later, for shooting widescreen films that, crucially, could be screened in theatres using existing equipment, albeit with a lens adapter. Its creation in 1953 by Spyros P. Skouras, [ 1] the president of 20th ...

  7. Optimum HDTV viewing distance - Wikipedia

    en.wikipedia.org/wiki/Optimum_HDTV_viewing_distance

    This table can be used in a number of ways : Find the optimal distance for a given screen. Example: for a 4K UHD screen 140 cm high (112 inches diagonal), the optimal distance is 140 × 1.6 = 224 cm. Find the right screen size. Example: for a 1080 HDTV used at a distance of 250 cm, you need to find a screen whose height is close to ⁠ 250. /.

  1. Ads

    related to: eyeglass lenses high definition vision hd 1080p ultra wide mirror video