Periscopic projection lamp
The periscopic projection lamp comprises an optical assembly and a shell containing the optical assembly, and the optical assembly comprises a light source, a condenser, a pattern piece, a lens assembly and a total reflection part with a total reflection face. The optical assembly is arranged in the...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The periscopic projection lamp comprises an optical assembly and a shell containing the optical assembly, and the optical assembly comprises a light source, a condenser, a pattern piece, a lens assembly and a total reflection part with a total reflection face. The optical assembly is arranged in the inner cavity of the shell along the same axis; the light source and the total reflection component are arranged at the two ends of an inner cavity of the shell respectively, the condenser and the pattern piece are sequentially arranged in front of the light source, and the lens assembly is arranged between the pattern piece and the total reflection component. Light emitted by the light source is collimated by the condenser, then irradiates the pattern sheet along the axis, is imaged by the lens assembly and then is projected to the total reflection component, and the light is projected out of the shell after being subjected to total reflection to change an original light path. After the technical scheme is adopted |
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