| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an optical connector ferrule capable of suppressing an increase in coupling loss.SOLUTION: An optical connector ferrule 2 having a front end 2b, a back end 2c, an upper face 2a, and a lower face 2d includes; a window 25 opening on the upper face 2a; a plurality of fiber holes 22, each penetrating from the front end 2b to the window 25 along a first direction and comprising a small diameter portion located on the front end 2b side and a large diameter portion located on the window 25 side; and a plurality of fiber grooves 23, each extending from a large diameter portion along the first direction and having an opening in a second direction perpendicular to the first direction, where a width of each opening is smaller than a diameter of the large diameter portion and a depth of each fiber groove 23 is smaller than a radius of the large diameter portion.</p> |
