Abstract: A hand tool may include a head section defining a first grip portion, a handle section and a second grip portion. The head section includes a top jaw and a bottom jaw defining the first grip portion. The handle section includes a top handle and a bottom handle. The top jaw and the bottom handle forming a first unitary piece, and the bottom jaw and the top handle forming a second unitary piece. The first and second unitary pieces are joined at a pivot point. The second grip portion includes a top grip portion provided at the top handle and a bottom grip portion provided at the bottom handle. The top and bottom grip portions substantially face each other. The first grip portion is made of a metallic material and the second grip portion is made of a non-metallic material.

Abstract: A hand tool may include a head section defining a first grip portion, a handle section and a second grip portion. The head section includes a top jaw and a bottom jaw defining the first grip portion. The handle section includes a top handle and a bottom handle. The top jaw and the bottom handle forming a first unitary piece, and the bottom jaw and the top handle forming a second unitary piece. The first and second unitary pieces are joined at a pivot point. The second grip portion includes a top grip portion provided at the top handle and a bottom grip portion provided at the bottom handle. The top and bottom grip portions substantially face each other. The first grip portion is made of a metallic material and the second grip portion is made of a non-metallic material.

Abstract: The present disclosure provides an electrically controllable optical device and a method for operating the same. The electrically controllable optical device comprises a multi-stable liquid crystal layer and a controller, wherein the electrically controllable optical device is switchable between a transparent state and a non-transparent state. The method for operating the electrically controllable optical device comprises applying a voltage to the multi-stable liquid crystal layer, controlling at least one of the amplitude, frequency and number of pulses of the voltage to switch the electrically controllable optical device between a transparent state and a non-transparent state, and removing the voltage.

Abstract: A hand tool may include a head section defining a first grip portion, a handle section and a second grip portion. The head section includes a top jaw and a bottom jaw defining the first grip portion. The handle section includes a top handle and a bottom handle. The top jaw and the bottom handle forming a first unitary piece, and the bottom jaw and the top handle forming a second unitary piece. The first and second unitary pieces are joined at a pivot point. The second grip portion includes a top grip portion provided at the top handle and a bottom grip portion provided at the bottom handle. The top and bottom grip portions substantially face each other. The first grip portion is made of a metallic material and the second grip portion is made of a non-metallic material.

Abstract: A hand tool may include a head section defining a first grip portion, a handle section and a second grip portion. The head section includes a top jaw and a bottom jaw defining the first grip portion. The handle section includes a top handle and a bottom handle. The top jaw and the bottom handle forming a first unitary piece, and the bottom jaw and the top handle forming a second unitary piece. The first and second unitary pieces are joined at a pivot point. The second grip portion includes a top grip portion provided at the top handle and a bottom grip portion provided at the bottom handle. The top and bottom grip portions substantially face each other. The first grip portion is made of a metallic material and the second grip portion is made of a non-metallic material.

Abstract: Mastering tools and systems and methods for forming a cell on the mastering tools are provided. An exemplary method includes emitting a first laser light pulse from a laser for a first predetermined time interval such that at least a portion of the first laser light pulse forms the cell on the mastering tool. The cell has an opening size within a range of 10-100 micrometers and an aspect ratio less than or equal to 1.25.

Abstract: Mastering tools and systems and methods for forming a plurality of cells on the mastering tools are provided. In particular, the systems vary the geometry of the cells or the placement of the cells, or both, for forming a textured surface on a mastering tool.

Abstract: A light collimating and diffusing film and a method for making the film are provided. The film includes a plastic layer having a first side and a second side opposite the first side and at least a first peripheral edge. The first side has a first textured surface, wherein between 7 to 20 percent of slope angles on the first textured surface proximate a first axis has a value between zero and five degrees. The first axis is substantially parallel to the first peripheral edge. The plastic layer collimates light propagating therethrough.

Abstract: Mastering tools and systems and methods for forming a plurality of cells on the mastering tools are provided. In particular, the systems vary the geometry of the cells or the placement of the cells, or both, for forming a textured surface on a mastering tool.

Abstract: A light diffusing film for a back light display is described. The light diffusing film includes a unitary film consisting essentially of polycarbonate and a uniformly dispersed anti-static material in an amount sufficient to impart anti-static properties to the film. The anti-static material may comprise a fluorinated phosphonium sulfonate. The film may additionally include at least one textured surface for the low scattering of light. Alternatively, the film may additionally include a uniformly dispersed acrylic bulk scattering additive of particles having a mean particle size of from about 3 to about 10 microns and present in an amount from about 2 to about 7 percent by weight percent for the high scattering of light.

Abstract: Mastering tools and systems and methods for forming a plurality of cells on the mastering tools are provided. In particular, the systems vary the geometry of the cells or the placement of the cells, or both, for forming a textured surface on a mastering tool.

Abstract: Disclosed herein are light diffusing films, methods of making the same and articles using the same. In one embodiment, a method for producing a film, comprising: combining, to form a combination, a polycarbonate having a yellowness index of about 0.8 to about 1.5 as measured in accordance with ASTM E313-73 (D1925), a phosphite stabilizer, an epoxy stabilizer, and light diffusing; forming the combination into the film; wherein the film comprises a hiding power of 0 to about 0.5.

Abstract: A light diffusing film for a back light display is described. The light diffusing film includes a unitary film consisting essentially of polycarbonate and a uniformly dispersed anti-static material in an amount sufficient to impart anti-static properties to the film. The anti-static material may comprise a fluorinated phosphonium sulfonate. The film may additionally include at least one textured surface for the low scattering of light. Alternatively, the film may additionally include a uniformly dispersed acrylic bulk scattering additive of particles having a mean particle size of from about 3 to about 10 microns and present in an amount from about 2 to about 7 percent by weight percent for the high scattering of light.

Abstract: Disclosed herein are light diffusing films, methods of making the same and articles using the same. In one embodiment, a method of making a light-diffusing film comprises: mixing about 90 wt. % to about 99.999 wt. % of a powdered polycarbonate and about 0.001 wt. % to about 3 wt. % light-diffusing particles to form a mixture, wherein weight percents are based on a total weight of the light-diffusing film; melting the mixture to form a melt; and extruding the melt in the form of a sheet to form the light-diffusing film. The light-diffusing film comprises a hiding power of about 0 to 0.

Abstract: An embodiment of a method of making an optical film comprises heating the optical film comprising greater than or equal to 80 wt. % polycarbonate to a sufficient temperature to stretch the optical film, wherein the weight percent is based on a total weight of the optical film; and stretching the optical film. A resulting stretched optical film has a linear CTE measured in a direction parallel to a stretching direction of less than or equal to 50×10?6 cm/cm/° C.

Abstract: A light collimating and diffusing film and a method for making the film are provided. The film includes a plastic layer having a first side and a second side opposite the first side and at least a first peripheral edge. The first side has a first textured surface, wherein between 7 to 20 percent of slope angles on the first textured surface proximate a first axis has a value between zero and five degrees. The first axis is substantially parallel to the first peripheral edge. The plastic layer collimates light propagating therethrough.

Abstract: In one embodiment, a storage media can comprise: a plastic substrate having a substrate composition, an optical layer having an optical layer composition different from the substrate composition, wherein the optical layer is a spin coated or injection molded; and a reflective layer disposed between the optical layer and the substrate. The storage media has a radial deviation over time of less than or equal to 1.15 degrees at a radius of 55 mm when exposed to a cycle at 25° C. of 50% relative humidity—90% relative humidity—50% relative humidity. In one embodiment, a method for making a data storage media, comprises: disposing a reflective layer on a plastic substrate, wherein the plastic layer comprises a thermoplastic, spin coating an optical layer onto the plastic substrate, wherein the optical layer comprises a thermoset, and disposing a protective layer on the substrate.

Abstract: This disclosure relates to a data storage medium, and in particular to a data storage medium comprising at least one high modulus layer. In one embodiment, an asymmetric optical storage medium can comprise: a substrate layer comprising polyarylene ether, a high modulus layer comprising a thermoset, and a data layer disposed between the modulus layer and the substrate layer. The high modulus layer has a tensile modulus that is greater than a substrate layer tensile modulus. In another embodiment, an asymmetric optical storage medium can comprise: a substrate layer comprising polyarylene ether and having surface features and a high modulus layer disposed on the side of the substrate comprising the surface features. The surface features can comprise pits. The high modulus layer can comprise a thermoset, and can have a tensile modulus that is greater than a substrate layer tensile modulus.