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| Zoom lens is a motorized lens with optical zoom on which the focal lens can be adjusted with auto focus. |
The "zoom lens" technology has been widely implemented in analog cameras, yet still not commonly applied in IP surveillance cameras. Today, we would like to share with you - why "Zoom lens" is playing such an important role in IP surveillance world. |
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Focusing the camera used to be an easy task, but high Megapixel cameras use smaller pixels that are difficult to focus upon. No one likes to hang on the ladder chasing a focus you can’t get. Our solution? Let the camera do it.
See what happened to these two installers
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Enlarging a high megapixel image makes people feel good. But to REALLY zoom in feels even better. Optical 18x Zoom give you all the detail while digital zoom just gives you the noise. |
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| ACTi 18x Optical Zoom 4 Megapixel Camera |
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| 10 Megapixel Camera WITHOUT Optical Zoom |
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Having a powerful set of advantages in hand, it is easy to list possible applications where the camera is especially suitable. The recommendations are listed in the table below. |
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Airport Terminal: Zoom camera is a perfect solution for airport terminal with high ceiling. |
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Parking Lot: The gate is across from parking lot. One zoom camera can cover everything. Zoom-in when needed to check the entry. |
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Entrance: There may be complicated lighting or weather conditions. Need to see details clearly. |
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Retail: Auto zoom-in when caash registry is opened (via digital input + event handler) for close look at the transaction. |
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