A method, comprising: projecting a single color illumination light having a first color on a liquid crystal on silicon display device, thereby obtaining a single color image light having the first color from the liquid crystal on silicon display device; receiving image light having at least a second color that is different from the first color from a display panel that is different from a liquid crystal on silicon display device; and combining the single color image light and the image light for projection toward an eye; wherein: the image light having at least the second color includes light of the second color and light of a third color that is different from the first color and the second color; wherein: the light of the second color and the light of the third color are received from one or more display panels that include light sources configured to emit the light of the second color and light sources configured to emit the light of the third color; and wherein: the liquid crystal on silicon display device includes a first number of pixels; the light sources configured to emit the light of the second color have a second number, different from the first number, of light emitters; and the light sources configured to emit the light of the third color have a third number, different from the first number or the second number, of light emitters. projecting a single color illumination light having a first color on a liquid crystal on silicon display device, thereby obtaining a single color image light having the first color from the liquid crystal on silicon display device; receiving image light having at least a second color that is different from the first color from a display panel that is different from a liquid crystal on silicon display device; and combining the single color image light and the image light for projection toward an eye; wherein: the image light having at least the second color includes light of the second color and light of a third color that is different from the first color and the second color; wherein: the light of the second color and the light of the third color are received from one or more display panels that include light sources configured to emit the light of the second color and light sources configured to emit the light of the third color; and wherein: the liquid crystal on silicon display device includes a first number of pixels; the light sources configured to emit the light of the second color have a second number, different from the first number, of light emitters; and the light sources configured to emit the light of the third color have a third number, different from the first number or the second number, of light emitters. the image light having at least the second color includes light of the second color and light of a third color that is different from the first color and the second color; wherein: the light of the second color and the light of the third color are received from one or more display panels that include light sources configured to emit the light of the second color and light sources configured to emit the light of the third color; and wherein: the liquid crystal on silicon display device includes a first number of pixels; the light sources configured to emit the light of the second color have a second number, different from the first number, of light emitters; and the light sources configured to emit the light of the third color have a third number, different from the first number or the second number, of light emitters. the light of the second color and the light of the third color are received from one or more display panels that include light sources configured to emit the light of the second color and light sources configured to emit the light of the third color; and wherein: the liquid crystal on silicon display device includes a first number of pixels; the light sources configured to emit the light of the second color have a second number, different from the first number, of light emitters; and the light sources configured to emit the light of the third color have a third number, different from the first number or the second number, of light emitters. the liquid crystal on silicon display device includes a first number of pixels; the light sources configured to emit the light of the second color have a second number, different from the first number, of light emitters; and the light sources configured to emit the light of the third color have a third number, different from the first number or the second number, of light emitters.