TELEVISION SECURITY MONITOR
First Claim
Patent Images
1. An apparatus for providing simultaneous surveillance of an entryway and identification of a person desiring passage through the entryway, said apparatus comprising in combination:
- 1. a TV camera for providing a TV signal of two simultaneously received separate images, said camera including a vidicon tube having a front face with an inner photosensitive surface;
2. first lens means secured to said TV camera and having a first focal length for imaging a wide field of view of a first subject matter such as an entryway onto a first area of said photosensitive surface;
3. second lens means secured to said TV camera and having a second focal length for imaging an enlarged image of a second subject matter such as an identification card located substantially the same distance from said camera as said first subject matter onto a second area of said photosensitive surface simultaneously with said first subject matter; and
4. viewing means remote from said TV camera and operatively connected to said TV camera for receiving said TV signal to proVide a real-time image of said first subject matter simultaneously with said second subject matter.
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Abstract
Apparatus comprising in combination a TV monitor and a closed circuit TV camera including a wide angle lens for receiving and focusing a wide angle image of a first subject matter onto a photosensitive surface of the TV camera and including a telephotolens and a periscopic prism for receiving and focusing an enlarged image of a second subject matter, located substantially the same distance from the TV camera as the first subject matter, onto the photosensitive surface of the TV camera.
18 Citations
4 Claims
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1. An apparatus for providing simultaneous surveillance of an entryway and identification of a person desiring passage through the entryway, said apparatus comprising in combination:
- 1. a TV camera for providing a TV signal of two simultaneously received separate images, said camera including a vidicon tube having a front face with an inner photosensitive surface;
2. first lens means secured to said TV camera and having a first focal length for imaging a wide field of view of a first subject matter such as an entryway onto a first area of said photosensitive surface;
3. second lens means secured to said TV camera and having a second focal length for imaging an enlarged image of a second subject matter such as an identification card located substantially the same distance from said camera as said first subject matter onto a second area of said photosensitive surface simultaneously with said first subject matter; and
4. viewing means remote from said TV camera and operatively connected to said TV camera for receiving said TV signal to proVide a real-time image of said first subject matter simultaneously with said second subject matter.
- 1. a TV camera for providing a TV signal of two simultaneously received separate images, said camera including a vidicon tube having a front face with an inner photosensitive surface;
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2. an exit face located adjacent to said tube face for transmitting said enlarged image to said vidicon tube, and
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3. second lens means secured to said TV camera and having a second focal length for imaging an enlarged image of a second subject matter such as an identification card located substantially the same distance from said camera as said first subject matter onto a second area of said photosensitive surface simultaneously with said first subject matter;
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4. viewing means remote from said TV camera and operatively connected to said TV camera for receiving said TV signal to proVide a real-time image of said first subject matter simultaneously with said second subject matter.
Specification