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2. Celestron - Wikipedia

   en.wikipedia.org/wiki/Celestron

   Celestron was the first large scale commercial manufacturer of the Schmidt-Cassegrain telescope, introducing its "C8" 8" diameter 2032 mm focal length, ƒ10 telescope in 1970. [7] The primary innovation Celestron/Tom Johnson devised was a method to produce Schmidt corrector plates using a vacuum to pull the glass blanks into a pre-shaped curve ...

3. List of Avid DNxHD resolutions - Wikipedia

   en.wikipedia.org/wiki/List_of_Avid_DNxHD_resolutions

   This is a list of Avid DNxHD resolutions, mainly available in multiple HD encoding resolutions based on the frame size and frame rate of the media being encoded. The list below shows the available encoding choices for each of the available frame size and frame rate combinations. [1] [2]

4. Nikon AF-S DX Zoom-Nikkor 10-24mm f/3.5-4.5G ED - Wikipedia

   en.wikipedia.org/wiki/Nikon_AF-S_DX_Zoom-Nikkor...

   The AF-S DX Zoom-Nikkor 10-24mm f /3.5–4.5 G ED is a lens manufactured by Nikon for use on Nikon DX format digital SLR cameras. It provides an angle of view on a DX format camera similar to that of a 15-36mm lens on a 135 film format camera.

5. Comparison of video codecs - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_video_codecs

   Each compression specification defines various mechanisms by which raw video (in essence, a sequence of full-resolution uncompressed digital images) can be reduced in size, from simple bit compression (like Lempel-Ziv-Welch) to psycho-visual and motion summarization, and how the output is stored as a bit stream. So long as the encoder component ...

6. Enhanced-definition television - Wikipedia

   en.wikipedia.org/wiki/Enhanced-definition_television

   To achieve EDTV, consumer electronic devices such as a progressive scan DVD player or modern video game consoles must be connected through at least a component video cable (typically using 3 RCA cables for video), a VGA connector, or a DVI or HDMI connector. For over-the-air television broadcasts, EDTV content uses the same connectors as HDTV.

7. Comparison of high-definition optical disc formats - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_high...

   HD DVD is the only high-def disc format that can decode 1080p25 while Blu-ray and HD DVD can both decode 1080p24 and 1080p30. 1080p25 content can only be presented on Blu-ray as 1080i50. ^ h Linear PCM is the only lossless audio codec that is mandatory for both HD DVD and Blu-ray disc players, only HD DVD players are required to decode two ...