摘要:
A jig mounting apparatus has a detection optical system that detects reference marker of an eyeglass lens, is configured so as to determine an mounting point based on the reference marker detected by the detection optical system and position the mounting center of jig, which is used in processing the eyeglass lens, on the mounting point to mount the jig on the surface of the eyeglass lens, in which the detection optical system includes: a focusing optical system that focuses a light-emitting optical flux from a light source on the surface of the eyeglass lens, where hidden marks are formed, via an aperture stop; a reflection plate that reflects an optical flux focused by the focusing optical system and passed through the eyeglass lens; and an imaging device that is provided on a position optically approximately conjugate with the aperture stop and configured to focus on a space portion along an optical axis direction from the surface of the eyeglass lens.
摘要:
A jig mounting apparatus has a detection optical system that detects reference marker of an eyeglass lens, is configured so as to determine an mounting point based on the reference marker detected by the detection optical system and position the mounting center of jig, which is used in processing the eyeglass lens, on the mounting point to mount the jig on the surface of the eyeglass lens, in which the detection optical system includes: a focusing optical system that focuses a light-emitting optical flux from a light source on the surface of the eyeglass lens, where hidden marks are formed, via an aperture stop; a reflection plate that reflects an optical flux focused by the focusing optical system and passed through the eyeglass lens; and an imaging device that is provided on a position optically approximately conjugate with the aperture stop and configured to focus on a space portion along an optical axis direction from the surface of the eyeglass lens.
摘要:
An automatic suction device for an eyeglass lens and a method for determining suction jig installation position, capable of recognizing that a frame exchange lens holder is being installed on a placement table, making transition to installation work of a frame exchange mode, and avoiding an erroneous contact between the frame exchange frame and a lens holding frame. The kind of holding means placed on the placement table is determined from an image of the inside of an opening (141), which image is taken by a CCD camera (105), and the installation position of a suction jig (121) at an eyeglass lens (L) placed on a frame exchange lens holder (300) is obtained.
摘要:
An automatic suction device for an eyeglass lens and a method for determining suction jig installation position, capable of recognizing that a frame exchange lens holder is being installed on a placement table, making transition to installation work of a frame exchange mode, and avoiding an erroneous contact between the frame exchange frame and a lens holding frame. The kind of holding means placed on the placement table is determined from an image of the inside of an opening (141), which image is taken by a CCD camera (105), and the installation position of a suction jig (121) at an eyeglass lens (L) placed on a frame exchange lens holder (300) is obtained.
摘要:
The lens suction jig installing apparatus of the present invention comprises a position adjustable pedestal for holding a spectacle lens where a plurality of indices are formed that are provided with a predetermined space on a surface; a position adjusting device for displacing the pedestal within the position adjustable range; an image capture device for capturing an image of the spectacle lens; an image processing device for image-processing to detect the indices based on the image of the spectacle lens; a display device for displaying an image; a display control device for controlling in order to make the display device display an image of the spectacle lens image-captured by the image capture device and an image of the indices obtained by the image-processing; and a jig installing device for installing a lens sucking lens at a predetermined position of the spectacle lens.
摘要:
The lens suction jig installing apparatus of the present invention comprises a position adjustable pedestal for holding a spectacle lens where a plurality of indices are formed that are provided with a predetermined space on a surface; a position adjusting device for displacing the pedestal within the position adjustable range; an image capture device for capturing an image of the spectacle lens; an image processing device for image-processing to detect the indices based on the image of the spectacle lens; a display device for displaying an image; a display control device for controlling in order to make the display device display an image of the spectacle lens image-captured by the image capture device and an image of the indices obtained by the image-processing; and a jig installing device for installing a lens sucking lens at a predetermined position of the spectacle lens.
摘要:
An arithmetic control circuit (52) is configured to bring the measuring element (38) for a lens into contact with at least two points (measurement points P1, P2) of one of two refracting surfaces of the lens Lm held in the lens holder by controlling the measuring element shifter (driving motor 6), obtain the coordinates of the two points according to the detection signal from the position detector (linear scales 24, 40), and obtain a curve value Cv of one refracting surface of the lens from the difference of the coordinates of the two points.
摘要:
An arithmetic control circuit (52) is configured to bring the measuring element (38) for a lens into contact with at least two points (measurement points P1, P2) of one of two refracting surfaces of the lens Lm held in the lens holder by controlling the measuring element shifter (driving motor 6), obtain the coordinates of the two points according to the detection signal from the position detector (linear scales 24, 40), and obtain a curve value Cv of one refracting surface of the lens from the difference of the coordinates of the two points.
摘要:
A relationship between a rim shape and a position of a mounting hole is obtained based on a detection signal from the second position detector (40) by controlling a measuring element shifter (6) to move the leading end of a measuring element for a lens (36) to have contact with an refracting face of the lens (Lm) held in the lens holder.
摘要:
A lens shape data processing apparatus and a lens grinding machine having the same apparatus in which the lens shape data reading out and the layout setting work for another spectacle lens can be conducted during the lens edge measurement or the grinding process is provided. The lens shape processing apparatus comprises a memory 33 for storing a plurality of lens shape information for the spectacle frame measured by a frame reader 2, a liquid crystal display unit 7 including an image display section 7b for displaying the lens shape based on the lens shape information and an operation contents display section 7c for displaying items for switching a plurality of screens, a plurality of keys corresponding to the items of the operation contents display section 7c, and an arithmetic control circuit 31 for setting the data for grinding an unprocessed lens into a lens shape based on the lens shape information, wherein the keys are used both to switch to a screen for selecting and accessing one of the lens shape information stored in the memory 33, and to access the preceding lens shape information and the next lens shape information or new lens shape information.