Abstract: An optical element includes a lens component and a filter. The lens component has first, second, third, fourth, fifth, sixth and seventh surfaces disposed around and parallel to a reference axis. The lens component further has spaced apart first and second collimating units formed on the first surface, and a third collimating unit formed on the second surface. The second collimating unit is located between the first and third collimating units. The third surface is formed with a groove defined by the fourth, fifth, sixth and seventh surfaces. The filter is disposed on the third surface, covers the groove, and has a first side surface facing the fourth, fifth, sixth and seventh surfaces, and a second side surface opposite to the first side surface.

Abstract: An optical element includes a lens component and a filter. The lens component has first, second, third, fourth, fifth, sixth and seventh surfaces disposed around and parallel to a reference axis. The lens component further has spaced apart first and second collimating units formed on the first surface, and a third collimating unit formed on the second surface. The second collimating unit is located between the first and third collimating units. The third surface is formed with a groove defined by the fourth, fifth, sixth and seventh surfaces. The filter is disposed on the third surface, covers the groove, and has a first side surface facing the fourth, fifth, sixth and seventh surfaces, and a second side surface opposite to the first side surface.

Abstract: An optical element includes a lens component and a filter. The lens component has a first plane, a second plane, a third plane, a fourth plane, a fifth plane, a first collimating unit formed on the first plane, a second collimating unit formed on the first plane, and a third collimating unit formed on the third plane. The first, second, third, fourth and fifth planes are disposed around and parallel to a reference axis. The third plane is formed with a groove defined by a sixth plane and a seventh plane which extend obliquely from the third plane and respectively opposite to the first and second planes. Each of the sixth and seventh planes extends in a direction that is parallel to the reference axis. The filter is disposed on the third plane for covering the groove.

Abstract: A lens assembly is used in a fiber-optic communication system, and includes a substrate and at least one lens unit formed on the substrate. The lens unit has first and second surfaces, a first light-transmissive region proximate to the first surface, a second light-transmissive region proximate to the second surface, a light attenuation region located between the first and second light-transmissive regions, and an optical axis passing through the first and second light-transmissive regions and the light attenuation region. The light attenuation region has at least one attenuation layer formed with multiple carbonized spots using a high-energy beam such that the light transmittance of the lens unit is not greater than 70%.

Abstract: A lens assembly is used in a fiber-optic communication system, and includes a substrate and at least one lens unit formed on the substrate. The lens unit has first and second surfaces, a first light-transmissive region proximate to the first surface, a second light-transmissive region proximate to the second surface, a light attenuation region located between the first and second light-transmissive regions, and an optical axis passing through the first and second light-transmissive regions and the light attenuation region. The light attenuation region has at least one attenuation layer formed with multiple carbonized spots using a high-energy beam such that the light transmittance of the lens unit is not greater than 70%.

Abstract: An optical element includes a lens component and a reflecting mirror. The lens component includes first, second and third planes disposed to surround and parallel to a reference axis. The first plane is formed with first, second, third, and fourth collimating units. The second plane is formed with fifth and sixth collimating units. The lens component further includes fourth, fifth, sixth and seventh planes cooperatively defining a groove unit extending along and indented toward the reference axis from the third plane. The fourth and sixth planes extend obliquely relative to said first plane. The reflecting mirror is disposed on the third plane to cover the groove unit and has at least one reflecting plane facing the fourth, fifth, sixth and seventh planes.

Abstract: An optical element with light-splitting function includes a lens component and a reflecting mirror. The lens component includes first, second and third planes disposed to surround and parallel to a reference axis. The first plane is formed with a first collimating unit and a second collimating unit that is spaced apart from the first collimating unit. The second plane is formed with a third collimating unit. The third plane is formed with a groove extending along and indented toward the reference axis. The groove is defined by a fourth plane and a fifth plane. The fourth plane extends obliquely relative to the first plane. The reflecting mirror is disposed on the third plane to cover the groove and has a reflecting plane facing the fourth and fifth planes.

Abstract: A method of making a lens array plate with an aperture mask layer includes: preparing a lens substrate which is made from a plastic material and which has a plurality of spaced apart clear aperture regions for passage of light therethrough, and a mask-forming region which surrounds the clear aperture regions; and carbonizing the plastic material at the mask-forming region so as to form a carbonized aperture mask layer at the mask-forming region that can block ambient light from passing therethrough.

Abstract: An image-capturing device configured for a handheld electronic device includes a protective case and an image-capturing module having a first transmission unit. The protective case has a receiving space and an opening. The image-capturing module is disposed in the protective case, and includes a camera unit, a processing unit, and a second transmission unit. In response to user commands inputted through the handheld electronic device and communicated to the image-capturing device via the communication established between the first transmission unit and the second transmission unit, the processing unit is operable to control operation of the camera unit.

Abstract: A lens array module includes an arrayed optical element including a light blocking frame and a lens unit, and a light sensor array unit. The light blocking frame includes a bottom plate with multiple through holes, a surrounding wall, and a partition wall integrally connected to and cooperating with the bottom plate and surrounding walls to define multiple optical channels. The lens unit includes a substrate abutting against the bottom plate and including multiple lens elements that are aligned respectively with the through holes, and a plurality of upper positioning walls integrally connected to the substrate. The light sensor array unit includes multiple light sensing components respectively aligned with the lens elements.

Abstract: A lens array module includes an arrayed optical element including a light blocking frame and a lens unit, and a light sensor array unit. The light blocking frame includes a bottom plate with multiple through holes, a surrounding wall, and a partition wall integrally connected to and cooperating with the bottom plate and surrounding walls to define multiple optical channels. The lens unit includes a substrate abutting against the bottom plate and including multiple lens elements that are aligned respectively with the through holes, and a plurality of upper positioning walls integrally connected to the substrate. The light sensor array unit includes multiple light sensing components respectively aligned with the lens elements.

Abstract: A method for fabricating an arrayed optical element includes: forming a light blocking frame using a first material that has a heat deflection temperature; placing the light blocking frame into a cavity of a mold; and injecting a second material into the mold to form a lens unit that is integrally connected to the light blocking frame, the second material being an optical plastic material and having a forming temperature lower than the heat deflection temperature of the first material.

Abstract: An optical fiber connector includes an insulating housing, an optical fiber and a transparent hetero substrate. The optical fiber is exposed outside the insulating housing with one end portion molded in the insulating housing. The transparent hetero substrate is molded inside the insulating housing. The transparent hetero substrate is substantially perpendicular to the end portion of the optical fiber and spaced from an end edge of the end portion of the optical fiber. A middle of the transparent hetero substrate is substantially in alignment with the end portion of the optical fiber. The method of manufacturing the above-mentioned optical fiber connector is described hereinafter. Firstly, set an end portion of the optical fiber and a transparent hetero substrate in a mold. Secondly, inject molten materials into the mold. Thirdly, separate the mold and then take out the optical fiber connector from the mold when the mold is cooled.

Abstract: A hybrid lens includes a lens substrate made of glass material, and a plastic layer formed and coating round the lens substrate. An appropriate portion of the outer surfaces of the plastic layer is defined as a datum face. A method of manufacturing the foregoing hybrid lens is described hereinafter. Firstly, the lens substrate is fastened in a shaping cavity of a corresponding shaping mold with an appropriate portion of the inside of the shaping cavity defined as a shaping datum. Secondly, a predetermined amount of transparent plastic is poured into the shaping cavity. Next, the transparent plastic is hardened to form the plastic layer round the lens substrate, and accordingly, the datum face is formed on the plastic layer by means of the shaping datum. Lastly, the shaping mold is opened to obtain the hybrid lens.

Abstract: A Fresnel lens includes a plate made of a glass material and Fresnel portions made of plastic material and integrally formed onto the plate. A method of manufacturing the Fresnel lens includes the steps of adding the plastic material in a forming apparatus, curing the plastic material, and then separating the forming apparatus and the plate from each other to form the Fresnel lens. An apparatus for manufacturing the Fresnel lens includes a forming apparatus coupling with the plate of the Fresnel lens, and a forming concave with inversion corresponding to the shape of the forming Fresnel portions. The forming concave shapes the plastic material into the Fresnel portion. Therefore, the Fresnel lens takes lower manufacture cost than the glass Fresnel lens and has better reliability than the plastic Fresnel lens while exposing in high temperature and high light density.

Abstract: A method of manufacturing a light emitting unit includes steps of previously setting a threshold of luminous intensity, measuring luminous intensity of a measured light emitting unit, calculating an offset value between the threshold of luminous intensity and the measured luminous intensity, performing absorption of light by a light absorbing portion direct proportion to the offset value, and positioning the designed light absorbing portion onto an optical element of the measured light emitting unit. While light beam is radiated from the measured light emitting unit and passed through the light absorbing portion, few light energy is absorbed by the light absorbing portion to decrease the luminous intensity. Therefore, the light emitting unit with the light absorbing portion has a consistent luminous intensity due to the light absorbing ratio of the light absorbing portion is direct proportion to the offset luminous intensity.

Abstract: A method of manufacturing a light emitting device includes steps of setting a threshold of luminous intensity, measuring luminous intensity of a measured light emitting device, calculating an offset value between the threshold of luminous intensity and the measured luminous intensity, performing a destruct structure capable of decreasing energy of light beam on an optical element of the measured light emitting device, wherein the energy decreasing efficiency of the destruct structure is direct proportion to the offset value. While the light beam is radiated from a light emitting chip of the measured light emitting device and to the destruct structure, few light energy is absorbed or scattered by the destruct structure to decrease the luminous intensity. Therefore, the light emitting device with the destruct structure has a consistent luminous intensity due to the energy decreasing efficiency of the destruct structure is direct proportion to the offset luminous intensity.

Abstract: A digital lens assembly is provided, comprising a camera lens seat having an inner thread fragment formed on an inner wall thereof and a protruding contact portion, and a cone having an outer thread fragment and an outer ring portion formed on an outer wall thereof and a torsion adjustment portion disposed between the outer screw and the outer ring, the outer ring portion having an opposite portion on the camera lens seat, wherein the outer screw is engaged with the inner screw at least through the protruding contact portion so that the torsion adjustment portion urges against and supports the protruding contact portion and then a glue application space is defined by the outer ring and the opposite portion on the camera lens seat and into which a glue is applied to bond the cone and the camera lens seat to each other.