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62results about How to "Desired effect" patented technology

System and method for manipulating illumination created by an array of light emitting devices

The present invention provides an illumination optical system that enables the direction and mixing of light from light emitting devices. The optical system comprises a plurality of light emitting devices that are spatially arranged in an array, wherein this array comprises one or more sections, such that the light emitting devices in a particular section emit light within a predetermined wavelength range. Through the use of a combination of macroscopic and microscopic optical systems, the illumination created by the array can be manipulated such that a desired illumination distribution is created. The macroscopic optical system provides a means for redirecting the illumination in one or more desired directions, wherein this redirection is provided by a collection of appropriately shaped and positioned reflective optics. Subsequent to its interaction with the macroscopic optical system, the illumination is manipulated by a microscopic optical system that enables the diffusion of the illumination in a predetermined manner, while retaining the desired angular distribution of the illumination created by the macroscopic optical system. Through the appropriate design and orientation of both the macroscopic and microscopic optical systems, a desired illumination effect can be created.
Owner:SIGNIFY HLDG BV

Low carbon martensitic stainless steel and method for production thereof

The present invention provides a martensitic stainless steel sheet which is hard to be softened by tempering caused by heating during the use of a disk brake, can maintain the predetermined hardness, and has excellent punching workability, bending workability before quenching, and a particularly small shear drop, and in which a predetermined hardness after quenching is constantly achieved, in a low carbon martensitic stainless steel sheet used only after quenching. Specifically, the sheet contains, on the basis of mass percent, 0.030% to 0.100% C; 0.50% or less of Si; 1.00% to 2.50% Mn; more than 10.00% to 15.00% Cr; at least one selected from the group consisting-of 0.01% to 0.50% Ti, 0.01% to 0.50% V, 0.01% to 1.00% Nb, and 0.01% to 1.00% Zr; N in an amount defined by the following expression, N: 0.005% to (Ti+V)x{fraction (14/50+(Nb+Zr)x{fraction (14/90; and the balance being Fe and incidental impurities. The sheet further contains, on the basis of mass percent, more than 0.040% to 0.100% C+N and 0.02% to 0.50% in total of at least one selected from the group consisting of 0.01% to 0.50% V, 0.01% to 0.50% Nb, 0.01% to 0.50% Ti, 0.01% to 0.50% Zr, 0.50% or less of Ta, and 0.50% or less of Hf, and further contains Mo, B, Co, W, Ca, and Mg according to needs. The martensitic stainless steel having the above composition is formed into a hot-rolled steel sheet having an HRB hardness of 85 to 100 after annealing in the range of 550° C. to 750° C.
Owner:JFE STEEL CORP

Low Normal Force Retracting Device Comprising a Microtextured Surface

Retraction of one or more three-dimensional or planar amorphous objects is provided to gain access for a procedure where the retracted elements are easily damaged by application of normal forces. For example, a surgical instrument to provide access to an organ or tissue plane. Microtextured surfaces are provided that provide immobilization of amorphous objects, the immobilization of which is characterized by low normal forces and high shear or in plane forces. The retraction device is comprised of microstructured surfaces on one or more arms. Preferably these arms are soft and flexible to minimize damage to retracted objects. In some instances, these arms resemble and are used as a nonslip tape. Alternatively, parts or whole arms of the retraction device are rigid to provide a supportive aspect. These arms may be configured around a handle. Furthermore, the microtextured aspect may be further augmented with conventional gripping surfaces, such as a sticky surface, or a surface comprised of one or more hooks or barbs. The handle means may be distributed over the retraction device, for example, holes distributed along the arms through which anchoring means are tied. The retraction device is particularly well suited for grasping wet, oily, slimy or living surfaces by applying a small nondestructive normal force.
Owner:BVW HLDG
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