A combined capability sensor comprising: a first laser source and a second laser source , the first laser source being configured to emit light having a wavelength in at least one of an infrared spectrum and a green/red spectrum and the second laser source being configured to emit light having a wavelength in a blue or ultraviolet spectrum; a fiber optic bundle comprising at least one emitter fiber and at least one detector fiber ; a director configured to direct the light emitted by the first and second laser source to a detection zone , the director comprising a first dichroic filter arranged to receive the light emitted by the first laser source , a second dichroic filter arranged to receive the light emitted by the second laser source and a lens , with the first dichroic filter the second dichroic filter and the lens being linearly arranged, the first dichroic filter reflecting light having a wavelength in the at least one of the infrared spectrum and the green/red spectrum towards the lens and through the second dichroic filter , and the second dichroic filter reflecting light in the blue or ultraviolet wavelength towards the lens , the second dichroic filter passing light in the at least one of the infrared spectrum and the green/red spectrum emitted by the first laser source , the lens being configured to focus received light on at least one emitter fiber of the fiber optic bundle ; a first sensor configured to detect via the at least one detector fiber scattered light originating from the first laser source , thereby detecting a presence of smoke in the detection zone; and a second sensor configured to detect via the at least one detector fiber fluoresced light emitted from a biological agent excited by the second laser source , thereby detecting a presence of a biological agent in the detection zone. a first laser source and a second laser source , the first laser source being configured to emit light having a wavelength in at least one of an infrared spectrum and a green/red spectrum and the second laser source being configured to emit light having a wavelength in a blue or ultraviolet spectrum; a fiber optic bundle comprising at least one emitter fiber and at least one detector fiber ; a director configured to direct the light emitted by the first and second laser source to a detection zone , the director comprising a first dichroic filter arranged to receive the light emitted by the first laser source , a second dichroic filter arranged to receive the light emitted by the second laser source and a lens , with the first dichroic filter the second dichroic filter and the lens being linearly arranged, the first dichroic filter reflecting light having a wavelength in the at least one of the infrared spectrum and the green/red spectrum towards the lens and through the second dichroic filter , and the second dichroic filter reflecting light in the blue or ultraviolet wavelength towards the lens , the second dichroic filter passing light in the at least one of the infrared spectrum and the green/red spectrum emitted by the first laser source , the lens being configured to focus received light on at least one emitter fiber of the fiber optic bundle ; a first sensor configured to detect via the at least one detector fiber scattered light originating from the first laser source , thereby detecting a presence of smoke in the detection zone; and a second sensor configured to detect via the at least one detector fiber fluoresced light emitted from a biological agent excited by the second laser source , thereby detecting a presence of a biological agent in the detection zone. <EOS>