Abstract: Embodiments of multi-stage air filtration systems are disclosed herein. A filtration system configured in accordance with one embodiment includes at least a first filter and a second filter arranged in series in an exhaust stream. The first filter is arranged to hold a first active media in the exhaust stream, the second filter is arranged to hold a second active media in the exhaust stream, and the active media is selected to remove one or more contaminants known to be in the exhaust stream. The system also includes at least one sensor arranged to detect the presence of the one or more contaminants downstream of the first filter and/or the second filter.

Abstract: Systems and processes are described relating to laser-based ophthalmic intervention technologies and, more specifically, to techniques for delivering reproducible amounts of laser energy to create visible and sub-visible lesions on an eye. The subject technology may provide a user with the ability to adjust the amount of energy to be delivered to the eye tissue by selecting a single numerical value. In response, the system may adjust the power and/or duration of the laser treatment beam pulse according to an operating curve determined by the system.

Abstract: A system includes a first element configured to receive a plurality of color components that are spatially separated, wherein each of the plurality of color components comprises light of a respective wavelength, and to focus the plurality of spatially separated color components onto a first surface of a second element. The system also includes a second element having a first surface and a second surface, wherein the second element is configured to receive the plurality of color components via the first surface, to transmit to the second surface uniform light comprising the plurality of color components in a blended state, and to emit the uniform light via the second surface. The system also includes a slit lamp configured to receive the uniform light.

Abstract: An electromechanical limited rotation rotary actuator comprises a stator having an aperture extending axially therein and at least two teeth having arcuate end portions forming an aperture. A rotor includes a diametral magnetized magnet bidirectionally operable with the stator and extending into the aperture. A non-uniform gap is formed between the magnet and the end portions of the teeth, and wherein the shape of the gap provides a restoration torque resulting in a spring-like return-to-center action of the rotor. An electrical coil extends around at least a portion of one tooth and is excitable for magnetizing the tooth and providing bidirectional torque to the rotor.

Abstract: Laser material processing systems having beam positioning assemblies with fluidic bearing interfaces and associated systems and methods are disclosed herein. In one embodiment, a laser material processing system includes a beam positioning assembly configured to position a laser beam. The beam positioning assembly includes a first linear guide having first guide surfaces and a second linear guide having second guide surfaces. The first linear guide is moveably coupled to the first linear guide via the first guide surfaces. The second linear guide is moveably coupled to a carriage via the second guide surfaces. At least one fluidic bearing interface is positioned to prevent direct physical contact between the second linear guide and at least one of the first guide surfaces and/or between the carriage and at least one of the second guide surfaces.

Abstract: Methods and apparatuses for an ophthalmic imaging system are provided. An ophthalmic illumination system with a micro-display projector based head-up display is provided. In accordance with an embodiment, a first optical element is configured to direct light from a light source upon an eye to be examined. A micro-display projector is configured to generate a micro-display image including information associated with the eye to be examined. A third optical element is configured to receive reflected light from the eye resulting from the light directed upon the eye, receive the micro-display image, and transmit at least a portion of the reflected light and at least a portion of light from the micro-display image.

Abstract: System and method for generating patterns P of aiming and treatment light on target eye tissue (e.g. the retina) of a patient's eye. The system includes light sources for treatment and aiming light, a scanner for generating patterns of spots of the generated light, a controller, and a graphic user interface that allows the user to select one of several possible spot patterns, adjust the spot density and/or spot size, and apply patterns with fixed or varied density. The patterns can be formed of interlaced sub-patterns and/or scanned without adjacent spots being consecutively formed to reduce localized heating. Partially or fully enclosed exclusion zones within the patterns protect sensitive target tissue from exposure to the light.

Abstract: An electromechanical device includes a rotor and a stator, wherein the stator includes multiple teeth excitable by a coil. The stator is formed from multiple stator sections with one section having a protrusion in spaced relation with a first tooth and a second section having a second protrusion in spaced relation with a second tooth. The protrusions have voids for receiving opposing protrusions in an overlapping manner to integrally form the first stator section with the second stator section. The electrical coil is extended around at least a portion of one tooth before mating the multiple stator sections. The rotor has a diametral magnetized magnet extending into the aperture.

Abstract: Embodiments of multi-stage air filtration systems are disclosed herein. A filtration system configured in accordance with one embodiment includes at least a first filter and a second filter arranged in series in an exhaust stream. The first filter is arranged to hold a first active media in the exhaust stream, the second filter is arranged to hold a second active media in the exhaust stream, and the active media is selected to remove one or more contaminants known to be in the exhaust stream. The system also includes at least one sensor arranged to detect the presence of the one or more contaminants downstream of the first filter and/or the second filter.

Abstract: A system and method for treating ophthalmic target tissue, including a light source for generating a beam of light, a beam delivery system that includes a scanner for generating patterns, and a controller for controlling the light source and delivery system to create a dosimetry pattern of the light beam on the ophthalmic target tissue. One or more dosage parameters of the light beam vary within the dosimetry pattern, to create varying exposures on the target tissue. A visualization device observes lesions formed on the ophthalmic target tissue by the dosimetry pattern. The controller selects dosage parameters for the treatment beam based upon the lesions resulting from the dosimetry pattern, either automatically or in response to user input, so that a desired clinical effect is achieved by selecting the character of the lesions as determined by the dosimetry pattern lesions.

Abstract: A system and method for treating ophthalmic target tissue, including a light source for generating a beam of light, a beam delivery system that includes a scanner for generating patterns, and a controller for controlling the light source and delivery system to create a dosimetry pattern of the light beam on the ophthalmic target tissue. One or more dosage parameters of the light beam vary within the dosimetry pattern, to create varying exposures on the target tissue. A visualization device observes lesions formed on the ophthalmic target tissue by the dosimetry pattern. The controller selects dosage parameters for the treatment beam based upon the lesions resulting from the dosimetry pattern, either automatically or in response to user input, so that a desired clinical effect is achieved by selecting the character of the lesions as determined by the dosimetry pattern lesions.

Abstract: A system and method of treating target tissue that includes generating a treatment beam of light using a light source, directing the treatment beam onto target tissue using an optical element, generating an image of the target tissue from light emanating from the target tissue using a plurality of optical elements, and translating the light source, the optical element and/or the plurality of optical elements relative to the target tissue (using a translation device) to simultaneously move the treatment beam along the target tissue and the field of view of the target tissue as defined by the plurality of optical elements. Control electronics control the translation device to cause the treatment beam to move along the target tissue in a predetermined pattern.

Abstract: A system and method for treating ophthalmic target tissue, including a light source for generating a beam of light, a beam delivery system that includes a scanner for generating patterns, and a controller for controlling the light source and delivery system to create a dosimetry pattern of the light beam on the ophthalmic target tissue. One or more dosage parameters of the light beam vary within the dosimetry pattern, to create varying exposures on the target tissue. A visualization device observes lesions formed on the ophthalmic target tissue by the dosimetry pattern. The controller selects dosage parameters for the treatment beam based upon the lesions resulting from the dosimetry pattern, either automatically or in response to user input, so that a desired clinical effect is achieved by selecting the character of the lesions as determined by the dosimetry pattern lesions.

Abstract: An ophthalmic treatment system of an embodiment is used for performing therapy on target tissue in a patient's eye. The ophthalmic treatment system comprises a light source, a delivery system, a storage device, an adjusting means, a display device. The light source is configured to produce treatment light. The delivery system is configured to deliver the treatment light to the patient's eye. The storage device is configured to store a treatment template that identifies target tissue within the patient's eye. The adjusting means is configured for adjusting a treatment pattern included in the treatment template. The display device is configured to display information indicating the treatment pattern included in the treatment template and display information indicating the treatment pattern that has been adjusted by the adjusting means.

Abstract: An ophthalmic treatment system of an embodiment is used for performing therapy on target tissue in a patient's eye. The ophthalmic treatment system comprises, a light source, a delivery system, an obtaining means, a setting means and control electronics. The light source is configured to produce treatment light. The delivery system is configured to deliver the treatment light to the patient's eye. The obtaining means is configured to obtain information acquired by capturing the patient's eye. The setting means is used for setting a position in the patient's eye by using the information obtained by the obtaining means. The control electronics is configured to control the delivery system based on the position set by the setting means.

Abstract: A system and method for treating ophthalmic target tissue, including a light source for generating a beam of light, a beam delivery system that includes a scanner for generating patterns, and a controller for controlling the light source and delivery system to create a dosimetry pattern of the light beam on the ophthalmic target tissue. One or more dosage parameters of the light beam vary within the dosimetry pattern, to create varying exposures on the target tissue. A visualization device observes lesions formed on the ophthalmic target tissue by the dosimetry pattern. The controller selects dosage parameters for the treatment beam based upon the lesions resulting from the dosimetry pattern, either automatically or in response to user input, so that a desired clinical effect is achieved by selecting the character of the lesions as determined by the dosimetry pattern lesions.

Abstract: A method of treating target tissue of an embodiment comprises: selecting a treatment pattern of spots; generating an aiming beam of aiming light; translating the aiming beam to form an aiming pattern of the aiming light on the target tissue that indicates the extent of the treatment pattern; generating a treatment beam of treatment light; and translating the treatment beam to form the selected treatment pattern of spots of the treatment light on the target tissue.

Abstract: Embodiments of recirculating filtration and exhaust systems for material processing systems are disclosed herein. A material processing system configured in accordance with one embodiment includes an enclosure for processing a workpiece, the enclosure having an enclosure inlet and an enclosure outlet. The system also includes a first flow path fluidly coupled to the enclosure inlet and the enclosure outlet, and a first filtration assembly in the first flow path. The first filtration assembly draws airflow from the enclosure and returns the airflow to the enclosure. The system further includes a second flow path in fluid communication with the first flow path upstream from the enclosure inlet, and a second filtration assembly in the second flow path. The second filtration assembly draws airflow from the first flow path and returns airflow to the first flow path.

Abstract: Slab lasers and method for producing high power coherent laser radiation of good quality. In one embodiment, a slab laser comprises a slab laser medium, an energy source configured to deliver energy to the laser medium, and first and second optical elements. The first optical element has a first reflective surface at a first boundary of the laser medium, and the second optical element has a second reflective surface at a second boundary of the laser medium. The first and second reflective surfaces face each other across the length of the laser medium, and at least one of the first and second optical elements includes a plurality of reflective regions configured to modify the phase distribution of the incident laser radiation propagating from the reflective regions. The first and second reflective surfaces are also positioned at an angle relative to each other to form a laser resonator.

Abstract: Systems and processes are described relating to laser-based ophthalmic intervention technologies, and, more specifically, to techniques for creating lesions on an eye using a modular system featuring one or more coherent fiber bundles configured to deliver laser energy to the eye from a separate housing wherein a laser source is located. The subject technology may be utilized to not only separate a patient from certain portions of the hardware, but also to facilitate patterned lesion creation using mobile devices such as LIO and laser endoprobe devices.