Patent ID: 11946723
Assignee: IN JUNG
Field: Optics (Instruments)
Classification: CPC F  G | IPC F  G

Claim 5:
6. An optical scope, comprising:
an objective lens;
an eyepiece lens;
a reticle disposed between the objective lens and the eyepiece lens;
an erecting optical system that erects an image and is disposed between the objective lens and the reticle; and
a field lens having negative power disposed between the eyepiece lens and the erecting optical system, wherein
a straight imaginary line is defined from a center of the objective lens to a center of the eyepiece lens,
the reticle, the erecting optical system, and the field lens are arranged such that the imaginary line intersects each of the reticle, the erecting optical system, and the field lens respectively,
the eyepiece lens comprises a plurality of lens structures, and
the objective lens, the field lens, the reticle and the eyepiece lens are arranged in sequence.