1. Eyewear comprising:
a lens including a mounting portion defined at least in part by a recess adjacent to the mounting portion, the lens further including a viewing portion, wherein the mounting portion is at least partially isolated from the viewing portion by the recess, the recess including a width and further including a length which is at least four times greater than the width, wherein the mounting portion is opposite the width of the recess from the viewing portion; and
a frame mounted to the lens by engaging the mounting portion.
2. The eyewear of claim 1, wherein the frame is removably mounted to the lens.
3. The eyewear of claim 2, wherein the frame includes a rotatable fastening mechanism for removably mounting the frame to the lens.
4. The eyewear of claim 1, wherein the frame is mounted to a top portion of the lens.
5. The eyewear of claim 1, wherein the frame includes first and second temples, each temple being mounted to a respective side portion of the lens.
6. The eyewear of claim 5, wherein the lens includes a pair of recesses on opposing sides of attachment ends of the first and second temples.
7. The eyewear of claim 1, wherein the lens includes two lenses, and wherein each of the first and second temples are mounted to respective ones of the lenses.
8. The eyewear of claim 1 further comprising a removable nose piece.
9. The eyewear of claim 1, wherein the lens is polarized or coated.
10. The eyewear of claim 1, wherein the frame is configured to receive an edge of the lens, and wherein the recess is located adjacent the edge and substantially parallel to the edge.
11. The eyewear of claim 1, wherein the recess defines a mounting portion of the lens between the recess and an edge of the lens, and wherein the lens is mounted to the frame at the mounting portion.
12. A lens comprising:
a pane of transparent material; and
an elongated recess formed between a mounting portion and a viewing portion of the lens, the mounting portion being configured for removably mounting the lens to a frame, wherein the elongated recess is configured to isolate the viewing portion from deflection when the mounting portion is deflected.
13. The lens of claim 12, wherein the elongated recess is a first open-ended slot, the lens including a second open-ended slot adjacent the first open-ended slot, the first and second open-ended slots being disposed on opposite sides of the mounting portion.
14. The lens of claim 13, wherein an aspect ratio of the first open-ended slot is the same as an aspect ratio of the second open-ended slot.
15. The lens of claim 13, wherein the first and second open-ended slots are angled relative to one another.
16. Protective eyewear, comprising:
first and second temples; and
a lens coupled to the first and second temples, the lens including:
a viewing portion;
a mounting portion configured to be coupled to at least one of the first and second temples;
a connecting portion connecting the mounting portion to the viewing portion of the lens; and
an elongated slot having a length and a width, wherein the length is greater than the width, the elongated slot defining at least in part the mounting portion and the connecting portion, wherein the elongated slot is configured to effectively isolate the viewing portion from deflection of the mounting portion, wherein the mounting portion is on an opposite side of the width of the elongated slot from the viewing portion.
17. The protective eyewear of claim 16, further comprising a frame coupled to the first and second temples and coupled to the lens, wherein the first and second temples are coupled to the lens through the frame.
18. The protective eyewear of claim 16, wherein the first and second temples have respective attachment portions, each coupled directly to the lens.
19. The protective eyewear of claim 16, wherein the length and the width of the elongated slot have an aspect ratio of 4:1 or greater.
20. The protective eyewear of claim 16, wherein the elongated slot and connecting portion are configured to allow the mounting portion to be biased by the outward force without transferring the deflection forces to the viewing portion.
21. A method of forming a lens comprising:
shaping a lens to define a curvature or a contour of the lens; and
forming a recess between a mounting portion and a viewing portion of the lens, the recess including a length and a width with an aspect ratio of 4:1 or greater, the mounting portion opposite the width of the recess from the viewing portion.
22. The method of claim 21, wherein said forming the recess is performed during said shaping of the lens.
23. The method of claim 21, wherein said forming the recess includes cutting the recess in the lens after said shaping of the lens.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An optical irradiation apparatus, comprising:
a light source including an exit side configured to radially irradiate light, said light source including an arrangement of a plurality of light emitting units in at least one sequence;
a light source array board with a side intersecting with the exit side of the light source; and
a light guide including a transparent material configured to lead a light beam irradiated from the light source in a specific direction and to emit the light beam, the light guide including
an incidence surface configured to receive the light beam irradiated from the light source, said incidence surface facing the exit side of the light source,
an exit surface configured to emit the light beam so as to irradiate a manuscript on a contact glass, and
plural connecting surfaces configured to connect the incidence surface to the exit surface,
wherein a part of at least one of the plural connecting surfaces is inclined with respect to an axis of the light beam and at least a portion of a connecting surface facing the inclined connecting surface is on the light source array board.
2. The apparatus of claim 1, wherein the part of the at least one of the plural connecting surfaces is configured to receive the light beam, and an angle between the at least one of the plural connecting surfaces and the received light beam is greater than a half-value angle of the light beam from the light source.
3. The apparatus of claim 1, wherein the incidence surface of the light guide contacts the exit side of the light source so that all irradiated light from the light source enters the incidence surface.
4. An image reading apparatus, comprising:
the optical irradiation apparatus of claim 1; and
an image reading unit configured to read an image of the manuscript by receiving light reflected from the manuscript.
5. The image reading apparatus of claim 4, further comprising:
an image forming unit configured to form an image on a recording material according to image information obtained by the image reading unit.
6. The apparatus of claim 1, further comprising:
a reflective surface between the connecting surface facing the inclined connecting surface and the light source array board.
7. The apparatus of claim 1, wherein the exit surface and an edge surface of the light source array board are positioned at a same place.
8. An optical irradiation apparatus, comprising:
a light source including an exit side configured to radially irradiate light, said light source including an arrangement of a plurality of light emitting units in at least one sequence;
a light source array board with a side intersecting with the exit side of the light source; and
a light guide including a transparent material configured to lead a light beam irradiated from the light source in a specific direction and to emit the light beam, the light guide including
an incidence surface configured to receive the light beam irradiated from the light source, said incidence surface facing the exit side of the light source,
an exit surface configured to emit the light beam so as to irradiate a manuscript on a contact glass, and
plural connecting surfaces configured to connect the incidence surface to the exit surface;
wherein a part of at least one of the plural connecting surfaces is inclined with respect to a normal axis of the incidence surface and configured to reflect at least a part of the light beam.
9. The apparatus of claim 8, wherein the light beam forms an angle with respect to the part of the connecting surfaces that is greater than a half-value angle of the irradiated light from the light source.
10. The apparatus of claim 8, wherein the incidence surface of the light guide contacts the exit side of the light source so that all irradiated light from the light source enters the incidence surface.
11. An image reading apparatus, comprising:
the optical irradiation apparatus of claim 8; and
an image reading unit configured to read an image of the manuscript by receiving light reflected from the manuscript.
12. The image reading apparatus of claim 11, further comprising:
an image forming unit configured to form an image on a recording material according to image information obtained by the image reading unit.
13. The apparatus of claim 8, further comprising:
a reflective surface between the connecting surface facing the inclined connecting surface and the light source array board.
14. The apparatus of claim 8, wherein the exit surface and an edge surface of the light source array board are positioned at a same place.
15. An optical irradiation apparatus, comprising:
a light source configured to radially irradiate a light beam, said light source including a plurality of light units arranged in one or more sequences; and
a light guide including a transparent material configured to lead the light beam irradiated from the light source in a specific direction and to emit the light beam;
wherein the light source and the light guide are independently disposed on a single positioning member, and
the light source is disposed such that an exit side of the light source intersects with the positioning member.
16. The apparatus of claim 15, wherein the positioning member is a board member, and the light source and the light guide are arranged so that light exiting from the light guide has an exit direction that is about parallel to the board member.
17. The apparatus of claim 15, wherein the light guide is arranged so that an exit surface of the light guide and an edge surface of the positioning member are positioned at a same place.
18. The apparatus of claim 15, wherein the light guide is arranged so that an exit surface of the light guide is positioned to extend beyond an edge surface of the positioning member.
19. The apparatus of claim 15, wherein the positioning member is a board member, and the light source and the light guide are provided on a same surface of the board member.
20. The apparatus of claim 15, wherein the incidence surface of the light guide contacts the exit side of the light source so that all light irradiated from the light source is directed toward the incidence surface.
21. An image reading apparatus, comprising:
the optical irradiation apparatus of claim 15; and
an image reading unit configured to read an image of a manuscript by receiving a light reflected from the manuscript.
22. The image reading apparatus of claim 21, further comprising:
an image forming unit configured to form an image on a recording material according to image information obtained by the image reading unit.
23. An optical irradiation apparatus, comprising:
a light source including an exit side configured to radially irradiate light;
a light source array board with a side intersecting with the exit side of the light source; and
a light guide including a transparent material configured to lead a light beam irradiated from the light source in a specific direction and to emit the light beam, the light guide including
an incidence surface configured to receive the light beam irradiated from the light source, and
an exit surface configured to emit the light beam so as to irradiate a manuscript on a contact glass,
wherein an edge and an exit side of the light source array board are disposed to contact the incidence surface.
24. The apparatus of claim 23, wherein the light source and the light guide are arranged so that a center of the exit side of the light source is matched with a center of the incidence surface.
25. The apparatus of claim 23, wherein the light guide includes plural connecting surfaces configured to connect the incidence surface to the exit surface, and the plural connecting surfaces are inclined with respect to an axis of the light beam.
26. An image reading apparatus comprising:
the optical irradiation apparatus of claim 23; and
an image reading unit configured to read an image of the manuscript by receiving light reflected from the manuscript.
27. The image reading apparatus of claim 26, further comprising:
an image forming unit configured to form an image on a recording material according to image information obtained by the image reading unit.
28. An optical irradiation apparatus, comprising:
a light source including an exit side configured to radially irradiate light, said light source including an arrangement of a plurality of light emitting units in at least one sequence;
a light source array board with a side intersecting with the exit side of the light source; and
a light guide including a transparent material configured to lead a light beam irradiated from the light source in a specific direction and to emit the light beam, the light guide including
an incidence surface configured to receive the light beam irradiated from the light source, said incidence surface facing the exit side of the light source,
an exit surface configured to emit the light beam so as to irradiate a manuscript on a contact glass,
plural connecting surfaces configured to connect the incidence surface to the exit surface,
wherein a part of at least one of the plural connecting surfaces is inclined with respect to an axis of the light beam, and
a reflective surface between the connecting surface facing the inclined connecting surface and the light source array board.
29. An image reading apparatus comprising:
the optical irradiation apparatus of claim 28; and
an image reading unit configured to read an image of the manuscript by receiving light reflected from the manuscript.
30. The image reading apparatus of claim 29, further comprising:
an image forming unit configured to form an image on a recording material according to image information obtained by the image reading unit.