Abstract: A dental handheld device (100) for curing a polymer using light, having a laser diode as a first light source (101-1) for outputting light in a first wavelength range; and a second light source (101-2) for outputting light in a second wavelength range.

Abstract: A dental hand-held device (100), including a curing device (101) for curing a dental restauration material (103) with light in a first wavelength range; and a fluorescence excitation device (105) for exciting fluorescence of dental substance (107) with light in a second wavelength range.

Abstract: The present invention relates to a metering container (100-1, 100-2) for metering a viscous material component (103-1, 103-2), comprising a piston (105-1, 105-2) for pressing the material component (103-1, 103-2) from a storage container (111-1, 111-2) into a metering chamber (107-1, 107-2); and a metering plunger (109-1, 109-2) for indicating a quantity of the material component (103-1, 103-2) in the metering chamber (107-1, 107-2), via which the material component (103-1, 103-2) can be dispensed from the metering chamber (107-1, 107-2).

Abstract: The invention relates to a dental light curing apparatus, having a display device on or at a housing wall of the light curing apparatus, especially on the upper face of the light curing apparatus, having a plurality of light sources, which are arranged below said wall and facing the wall, wherein at least part of the wall is transparent to the light radiation emitted from the light sources, wherein the wall comprises a smooth outer surface, and an equally essentially smooth inner surface of the wall is provided with a negative pattern (18), and especially is printed, leaving the symbols (14) free, which negative pattern (18) is light-impermeable or essentially light-impermeable, and that the wall is superimposed onto the light source structure, which comprises partition walls (32), which separate the light sources (30) from each other.

Abstract: The present invention relates to a metering container (100-1, 100-2) for metering a viscous material component (103-1, 103-2), comprising a piston (105-1, 105-2) for pressing the material component (103-1, 103-2) from a storage container (111-1, 111-2) into a metering chamber (107-1, 107-2); and a metering plunger (109-1, 109-2) for indicating a quantity of the material component (103-1, 103-2) in the metering chamber (107-1, 107-2), via which the material component (103-1, 103-2) can be dispensed from the metering chamber (107-1, 107-2).

Abstract: The invention relates to a light-curing device, comprising a plurality of individual LED chips, each associated to a reflector, which LED chips are in particular each separately controllable and are arranged about a common central axis, in particular in each case at the same distance, and comprising reflection elements of the reflectors which adjoin one another, wherein the distance of the reflectors from one another is in each case substantially less, in particular less than a fifth, of the reflectors' diameter. The reflection elements (14, 16, 18, 20) are arranged like a clover leaf and are part of a common reflector body (10) which separates the reflection elements (14-20) from one another by means of dividing walls (30, 32, 34, 36), and the reflector body (10) has externally on the reflection elements (14-20) reinforcing walls (40) which—in relation to each cone (14, 16, 18, 20)—lie opposite the central axis (12).

Abstract: The invention relates to a light curing device comprising a light source that is arranged in the hand-held light curing device and has in particular a plurality of mutually adjacent chips which are arranged next to one another and form a light source and in front of which a light guiding element extends. The light curing device also comprises at least one sensor, which is sensitive to light in the emission wavelength range of the light source, and a control device for controlling the light source during the polymerization process, the sensor being connected to the control device. The control device continuously or at least periodically monitors the output signal of the sensor during the polymerization process and adapts the light output and/or the polymerization time in the event of a reduction of the output signal.

Abstract: The invention relates to a homogenizer having an input surface and an output surface which are incongruent to one another, at least one inclined surface extending between the input surface and the output surface. The inclined surface is corrugated. According to the invention, the homogenizer is designed as a hollow element which surrounds the LED chips (14) reflectively.

Abstract: The invention relates to a dental light-curing device (10) provided for dental material to be cured, which comprises a handpiece (20) and a base station, wherein the handpiece (20) has a light source, in particular having a plurality of LED chips (42, 44, 46 and 48), which—with respect to the optical axis—are arranged one next to the other, a control device (22) for the light source and at least one sensor, which is arranged adjacent to the light source, wherein—again with respect to the optical axis—a light guiding device, in particular a light guide rod (12), extends in front of the light source, which light guide rod (12) has a passband for wavelengths which comprises at least blue visible light and, in particular, also green visible light and UV light, and having a selecting device for control programs of the control device (22), in particular a push button on the handpiece (20).

Abstract: The invention relates to a homogenizer having an input surface and an output surface which are incongruent to one another, at least one inclined surface extending between the input surface and the output surface. The inclined surface is corrugated. According to the invention, the homogenizer is designed as a hollow element which surrounds the LED chips (14) reflectively.

Abstract: The invention relates to a dental light curing apparatus, having a display device on or at a housing wall of the light curing apparatus, especially on the upper face of the light curing apparatus, having a plurality of light sources, which are arranged below said wall and facing the wall, wherein at least part of the wall is transparent to the light radiation emitted from the light sources, wherein the wall comprises a smooth outer surface, and an equally essentially smooth inner surface of the wall is provided with a negative pattern (18), and especially is printed, leaving the symbols (14) free, which negative pattern (18) is light-impermeable or essentially light-impermeable, and that the wall is superimposed onto the light source structure, which comprises partition walls (32), which separate the light sources (30) from each other.

Abstract: The invention relates to a light-curing device, comprising a plurality of individual LED chips, each associated to a reflector, which LED chips are in particular each separately controllable and are arranged about a common central axis, in particular in each each case at the same distance, and comprising reflection elements of the reflectors which adjoin one another, wherein the distance of the reflectors from one another is in each case substantially less, in particular less than a fifth, of the reflectors' diameter. The reflection elements (14, 16, 18, 20) are arranged like a clover leaf and are part of a common reflector body (10) which separates the reflection elements (14-20) from one another by means of dividing walls (30, 32, 34, 36), and the reflector body (10) has extremally on the reflection elements (14-20) reinforcing walls (40) which—in relation to each cone (14, 16, 18, 20)—lie opposite the central axis (12).

Abstract: The invention relates to a light curing device comprising a light source that is arranged in the hand-held light curing device and has in particular a plurality of mutually adjacent chips which are arranged next to one another and form a light source and in front of which a light guiding element extends. The light curing device also comprises at least one sensor, which is sensitive to light in the emission wavelength range of the light source, and a control device for controlling the light source during the polymerization process, the sensor being connected to the control device. The control device continuously or at least periodically monitors the output signal of the sensor during the polymerization process and adapts the light output and/or the polymerization time in the event of a reduction of the output signal.

Abstract: The invention relates to a light mixing device for a medical or dental-medical lighting device, in particular for a light curing device for the polymerization of dental masses, which device comprises a housing with a light generation device, as well as a light conductor. The light mixing device (2) comprises a bar-shaped light mixing member (8) with preferably at least one transparent material, in particular glass, as well as a holder (7) by means of which the light mixing device (2) is mountable between the light generation device (1) and the light conductor (3) and is held in position by the light conductor (3) as to be separable therefrom.

Abstract: The invention relates to a dental light-curing device (10) provided for dental material to be cured, which comprises a handpiece (20) and a base station, wherein the handpiece (20) has a light source, in particular having a plurality of LED chips (42, 44, 46 and 48), which—with respect to the optical axis—are arranged one next to the other, a control device (22) for the light source and at least one sensor, which is arranged adjacent to the light source, wherein—again with respect to the optical axis—a light guiding device, in particular a light guide rod (12), extends in front of the light source, which light guide rod (12) has a passband for wavelengths which comprises at least blue visible light and, in particular, also green visible light and UV light, and having a selecting device for control programs of the control device (22), in particular a push button on the handpiece (20).

Abstract: The invention relates to an apparatus for irradiating an object, in particular for light-curing a dental object by means of a first radiation, the apparatus comprising at least one radiation source for emitting the first radiation, the apparatus further comprising at least one radiation sensor for measuring at least a second radiation, and the apparatus further comprising a housing. The second radiation is the first radiation reelected by the object.

Abstract: A light curing device for curing dental materials, having a handpiece (14) and a base station (12), wherein the handpiece (14) includes a light source, a light-conducting rod (22), which is attached to the handpiece (14) in particular in a replaceable and detachable manner, and at least one sensor (30) which is positioned in the handpiece (14), wherein the light curing device (10) includes a control device (18) with at least one curing program for polymerizing the dental material. It is characterized in that a mirror (28) with a predetermined reflection parameter with a reflection value of more than 90% is provided, in particular at the base station (12) of the light curing device (10) or at the handpiece (14) of the light curing device (10), and in that the control device (18) includes a calibration program which can be actuated automatically or by user intervention when the light curing device (10) with the front end (24) of the light-conducting rod (22) is directed towards the mirror (28).

Abstract: The invention relates to an apparatus for irradiating an object, in particular for light-curing a dental object by means of a first radiation, the apparatus comprising at least one radiation source for emitting the first radiation, the apparatus further comprising at least one radiation sensor for measuring at least a second radiation, and the apparatus further comprising a housing. The second radiation is the first radiation reelected by the object.

Abstract: The invention relates to an apparatus for irradiating an object, in particular for light-curing a dental object by means of a first radiation, the apparatus comprising at least one radiation source for emitting the first radiation, the apparatus further comprising at least one radiation sensor for measuring at least a second radiation, and the apparatus further comprising a housing. The second radiation is the first radiation reelected by the object.