Phosphor device with spectrum of converted light comprising at least a color light

A phosphor device of an illumination system, the illumination system emitting a first waveband light and a second waveband light and having an optical path, the phosphor device comprising:

• a first section having a dielectric film layer;
• a first phosphor agent coated on the first section, wherein the first phosphor agent is a yellow phosphor agent, a green phosphor agent or a yellow-green phosphor agent, the first waveband light is received and converted into a third waveband light by the first phosphor agent, and the third waveband light is directed to the optical path, wherein the range of the spectrum of the third waveband light comprises green light and red light, so that the third waveband light is separated into at least two color lights along the optical path, wherein one of the at least two color lights is red light, and wherein the dielectric film layer has a reflective spectrum corresponded to the range of the spectrum of red light;
• and
• a dichroic element disposed on a front end of the optical path, wherein the second waveband light is reflected by the dichroic element and the third waveband light is transmitted through the dichroic element, or the third waveband light is reflected by the dichroic element and the second waveband light is transmitted through the dichroic element.

A phosphor device of an illumination system, the illumination system emitting a first waveband light and having an optical path, the phosphor device comprising:

• a reflective substrate comprising a first section;
• and
• a first phosphor layer, comprising:
• a first phosphor agent formed on the first section, wherein the first waveband light is converted into a second waveband light so as to be directed to the optical path by the first phosphor agent, and wherein the range of the spectrum of the second waveband light comprises at least a first color light and a second color light, so that the second color light is separated from the second waveband light along the optical path;
• and
• a fourth phosphor agent distributed over the first phosphor agent for converting the first waveband light into the second color light so as to increase the luminous intensity of the second color light.

A phosphor device of an illumination system, the illumination system emitting a first waveband light and having an optical path, the phosphor device comprising:

• a reflective substrate comprising a first section, a second section and a third section, wherein the first section has a reflective spectrum with a reflectivity corresponded to a first color light, the reflectivity corresponded to the first color light is greater than a reflectivity of aluminum corresponded to the first color light, the second section has a reflective spectrum with a reflectivity corresponded to a second color light, and the reflectivity corresponded to the second color light is greater than a reflectivity of aluminum corresponded to the second color light, and the third section directly reflects the first waveband light;
• a first phosphor agent coated on the first section for converting the first waveband light into a second waveband light, wherein the range of the spectrum of the second waveband light at least comprises the first color light;
• and
• a second phosphor agent coated on the second section for converting the first waveband light into a third waveband light, wherein the range of the spectrum of the third waveband light at least comprises the second color light.

A phosphor device of an illumination system, the illumination system emitting a first waveband light and having an optical path, the phosphor device comprising:

• a reflective substrate comprising a first section and a second section;
• a first phosphor agent coated on the first section for converting the first waveband light into a second waveband light, wherein the range of the spectrum of the second waveband light at least comprises a first color light;
• and
• a second phosphor agent coated on the second section for converting the first waveband light into a third waveband light, wherein the range of the spectrum of the third waveband light at least comprises a second color light, and wherein the range of the spectrum of the second waveband light is at least partially overlapped with the range of the spectrum of the third waveband light.

A phosphor device of an illumination system, the illumination system emitting a first waveband light and having an optical path, the phosphor device comprising:

• a reflective substrate comprising a first section and a second section;
• a first phosphor agent coated on the first section;
• and
• a second phosphor agent coated on the second section,
• wherein the first phosphor agent and the second phosphor agent are yellow phosphor agents, green phosphor agents or yellow-green phosphor agents, the first phosphor agent and the second phosphor agent receive the first waveband light and respectively convert the first waveband light into second waveband lights, and the ranges of the spectrum of the second waveband lights are at least partially overlapped and comprise green light and red light,
• and wherein the first phosphor agent and the second phosphor agent have different compositions so as to respectively convert the first waveband light into two kinds of the second waveband lights, the second waveband lights are sequentially entered the optical path and are separated into at least two color lights, and one of the at least two color lights is red light.