| 摘要 |
A telescopic device adapted for bifocal vision, comprising: optical means for viewing a field-of-view; a housing for containing and supporting the optical means, said optical means comprising an objective lens located at one side of said housing with a first optical axis and an eyepiece lens located at the opposite side of said housing with a second optical axis; means for tilting said first optical axis with respect to said second optical axis to enable simultaneous view of the target and its magnified image; and target acquisition means. |
