A gunsight for aiming a firearm, the firearm having a barrel defining a bore, the bore extending along a bore axis, the bore axis extending in a forward direction and a rearward direction, the gunsight comprising: a microbolometer and an objective optic positioned forward of the microbolometer for focusing electromagnetic waves on the microbolometer, the objective optic comprising one or more objective lenses: a display and an eyepiece optic positioned rearward of the display for allowing a user to view the display through the eyepiece optic, the eyepiece optic comprising one or more eyepiece lenses; circuitry operatively coupled to the microbolometer and the display, wherein the circuitry comprises one or more processors and a non-transitory computer readable medium storing one or more instruction sets, wherein the one or more instruction sets include instructions configured to be executed by the one or more processors to cause the gunsight to: capture image signals with the microbolometer, the image signals corresponding to a first field of view, the first field of view having a first area; display an image, the image corresponding to a second field of view, the second field of view having a second area, the first area being greater than the second area; analyze the image signals from the microbolometer and identify one or more heat signatures located inside the first field of view and outside of the second field of view; display an icon superimposed on the image, the icon being displayed at an icon position, the icon position being selected based on a location of a selected one of the one or more heat signatures located inside the first field of view and outside of the second field of view, wherein the image signals corresponding to the first field of view correspond to a first image with a first magnification and the image corresponding to the second field of view corresponds to a second image with a second magnification, whereby the second magnification is greater than the first magnification and whereby the second image is part of the first image. a display and an eyepiece optic positioned rearward of the display for allowing a user to view the display through the eyepiece optic, the eyepiece optic comprising one or more eyepiece lenses; circuitry operatively coupled to the microbolometer and the display, wherein the circuitry comprises one or more processors and a non-transitory computer readable medium storing one or more instruction sets, wherein the one or more instruction sets include instructions configured to be executed by the one or more processors to cause the gunsight to: capture image signals with the microbolometer, the image signals corresponding to a first field of view, the first field of view having a first area; display an image, the image corresponding to a second field of view, the second field of view having a second area, the first area being greater than the second area; analyze the image signals from the microbolometer and identify one or more heat signatures located inside the first field of view and outside of the second field of view; display an icon superimposed on the image, the icon being displayed at an icon position, the icon position being selected based on a location of a selected one of the one or more heat signatures located inside the first field of view and outside of the second field of view, wherein the image signals corresponding to the first field of view correspond to a first image with a first magnification and the image corresponding to the second field of view corresponds to a second image with a second magnification, whereby the second magnification is greater than the first magnification and whereby the second image is part of the first image. capture image signals with the microbolometer, the image signals corresponding to a first field of view, the first field of view having a first area; display an image, the image corresponding to a second field of view, the second field of view having a second area, the first area being greater than the second area; analyze the image signals from the microbolometer and identify one or more heat signatures located inside the first field of view and outside of the second field of view; display an icon superimposed on the image, the icon being displayed at an icon position, the icon position being selected based on a location of a selected one of the one or more heat signatures located inside the first field of view and outside of the second field of view, wherein the image signals corresponding to the first field of view correspond to a first image with a first magnification and the image corresponding to the second field of view corresponds to a second image with a second magnification, whereby the second magnification is greater than the first magnification and whereby the second image is part of the first image.