High zoom ratio optical sighting device
An optical sighting device having a compound zoom system preferably includes two or more lens erector assemblies that are each adjustable to modify the optical power of the optical sighting device. A prism erector assembly may also be included. An odd number of erector assemblies preferably creates...
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| Sprache: | eng |
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| Zusammenfassung: | An optical sighting device having a compound zoom system preferably includes two or more lens erector assemblies that are each adjustable to modify the optical power of the optical sighting device. A prism erector assembly may also be included. An odd number of erector assemblies preferably creates a viewable image that has the same orientation as the real object being viewed through the optical sighting device. |
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