Sighting telescope small view field structure and sighting telescope

The embodiment of the utility model relates to a small view field structure of a sighting telescope and the sighting telescope. The small view field structure of the sighting telescope comprises a cylinder body and an optical group lens, the cylinder body comprises a first reflector mounting end, a second reflector mounting part, a small view field group lens mounting part and a third reflector mounting end; a first reflector mounting groove is reserved in the first reflector mounting end; the first reflector mounting groove and the optical axis are arranged at a first preset angle; the second reflector mounting part is arranged opposite to the first reflector mounting end, forms a second preset angle with the optical axis, and is provided with a second reflector mounting groove; the small-view-field group mirror mounting part is positioned between the first reflector mounting end and the second reflector mounting part; the third reflector installation end is located under the second reflector installation pa