1. A table, comprising:
a first table side having a vertical plane;
a second table side having a vertical plane;
an upper horizontal level;
a lower horizontal level;
at least two seating areas on the first table side, wherein a first edge of the lower level at each seating area is substantially recessed from the first table side vertical plane;
at least two non-seating areas on the second table side, wherein a second edge of the lower level at each non-seating area extends substantially to the second table side vertical plane; and
a sliding mechanism associated with the lower horizontal level to add a seating area to one of the first and second table sides and add a non-seating area to the other of the first and second table sides without adjusting the upper horizontal level.
2. The table of claim 1, including at least two adjacent sections, wherein each section has one seating area at one of the first and second table sides, and has one non-seating area at the other of the first and second table sides.
3. The table of claim 2, wherein each section is bordered by a table leg, wherein adjacent sections share a table leg.
4. The table of claim 1, wherein the upper level comprises a single continuous area.
5. The table of claim 1, wherein at each seating area, an edge of the upper level extends substantially to at least one of the first and second side vertical planes.
6. The table of claim 1, wherein at each non-seating area, an edge of the upper level extends substantially to at least one of the first and second side vertical planes.
7. The table of claim 1, wherein the lower level includes a first section, a second section and a middle section.
8. The table of claim 7, wherein the middle section, disposed between the first and second sections, is movable between the first and second table side vertical planes to add a seating area to the table side the edge of the lower level is substantially recessed from.
9. The table of claim 1, including two table legs on the second table side and a table leg on the first table side, whereby a user at the seating areas can sit with their legs extending beneath the upper level while the table leg on the first table side does not interfere with the legs of the user.
10. The table of claim 9, wherein the location of the table legs renders the table wheel-chair accessible from the first and second table sides.
11. The table of claim 9, wherein the second side table legs are disposed on opposite ends of the table and the first side table leg is disposed between the opposite ends of the table.
12. The table of claim 9, wherein the table legs comprise wheel-mounted legs.
13. The table of claim 1, wherein the upper level includes a plurality of transparent panes providing views of the lower level.
14. The table of claim 1, wherein the two seating areas are non-adjacent on the first table side and the two non-seating areas are non-adjacent on the second table side.
15. The table of claim 14, including one of a seating area or a non-seating area on the first table side between the non-adjacent seating areas and the other of the seating area or the non-seating area on the second table side between the non-adjacent non-seating areas.
16. A table, comprising:
a first table side having a vertical plane;
a second table side having a vertical plane;
an upper horizontal level;
a lower horizontal level;
a first section;
a second section;
a middle section disposed between the first and second sections;
at least two seating areas on the first table side, wherein a first edge of the lower level at each seating area is substantially recessed from the first table side vertical plane;
at least two non-seating areas on the second table side, wherein a second edge of the lower level at each non-seating area extends substantially to the second table side vertical plane; and
a sliding mechanism associated with the lower horizontal level to position the middle section between the first and second table side vertical planes to add a seating area to one of the first and second table sides and add a non-seating area to the other of the first and second tables sides without adjusting the upper horizontal level, and wherein the first table side includes at least two seating areas on non-adjacent sections and the second table side includes at least two non-seating areas on non-adjacent sections.
17. The table of claim 16, wherein at least two of the sections are adjacent, wherein each section has one seating area at one of the first and second table sides, one non-seating area at the other of the first and second table sides, and is bordered by a table leg, adjacent sections sharing a table leg.
18. The table of claim 16, including two table legs on the second table side and a table leg on the first table side, whereby a user at the seating areas can sit with their legs extending beneath the upper level while the table leg on the first table side does not interfere with the legs of the user, and wherein the second side table legs are disposed on opposite ends of the table and the first side table leg is disposed between the opposite ends of the table.
19. The table of claim 16, wherein at each seating and non-seating area, an edge of the upper level extends substantially to at least one of the first and second side vertical planes.
20. A table, comprising:
a first table side having a vertical plane;
a second table side having a vertical plane;
an upper horizontal level;
a lower horizontal level;
two table legs on the second table side and a table leg on the first table side;
a first section;
a second section;
a middle section disposed between the first and second sections, at least two of the sections being adjacent;
at least two seating areas on the first table side, wherein a first edge of the lower level at each seating area is substantially recessed from the first table side vertical plane;
at least two non-seating areas on the second table side, wherein a second edge of the lower level at each non-seating area extends substantially to the second table side vertical plane; and
a sliding mechanism associated with the lower horizontal level to position the middle section between the first and second table side vertical planes to add a seating area to one of the first and second table sides and add a non-seating area to the other of the first and second table sides without adjusting the upper horizontal level, the first table side includes at least two seating areas on non-adjacent sections, the second table side includes at least two non-seating areas on non-adjacent sections, and each section has one seating area at one of the first and second table sides and one non-seating area at the other of the first and second table sides.
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 anti-shake apparatus of a photographing apparatus, comprising:
a movable unit that has one of an imaging device and a hand-shake correcting lens, and that can be moved in first and second directions, said first direction being perpendicular to an optical axis of a camera lens of said photographing apparatus, and said second direction being perpendicular to said optical axis and said first direction;
a fixed unit that slidably supports said movable unit in both said first and second directions;
a signal-processing unit; and
a control unit that controls said movable unit, said fixed unit, and said signal-processing unit, and that has first and second AID converters;
one of said movable unit and said fixed unit having a magnetic-field change-detecting unit which has a horizontal magnetic-field change-detecting element for detecting a position of said movable unit in said first direction as a first location, and a vertical magnetic-field change-detecting element for detecting a position of said movable unit in said second direction as a second location;
another of said movable unit and said fixed unit having a position-detecting magnet unit which is used for detecting said first and second locations, and which faces said magnetic-field change-detecting unit;
said signal-processing unit outputting a first detected-position signal which specifies said first location on the basis of output signals of said horizontal magnetic-field change-detecting element, to said first AD converter, and outputting a second detected-position signal which specifies said second location on the basis of output signals of said vertical magnetic-field change-detecting element, to said second AD converter;
said control unit calculating said first location on the basis of an AD converting operation by said first AD converter, for said first detected-position signal, and calculating said second location on the basis of an AD converting operation by said second AD converter, for said second detected-position signal, and performing an adjusting operation which maximizes a width between minimum and maximum values of said first detected-position signal, in a horizontal movement range of said movable unit, and in an AD converting range of said first AD converter, and which maximizes a width between minimum and maximum values of said second detected-position signal, in a vertical movement range of said movable unit, and in an AD converting range of said second AD converter;
said horizontal movement range being proportional to a focal distance of said camera lens; and
said vertical movement range being proportional to said focal distance.
2. The anti-shake apparatus according to claim 1, wherein said adjusting operation has a first initial-adjustment operation, a second initial-adjustment operation, and an adjustment-operation regarding the focal distance;
in said first initial-adjustment operation, a first detecting-resolution of said first AD converter for AD converting said first detected-position signal, is adjusted by changing a value of the current which flows through the input terminals of said horizontal magnetic-field change-detecting element, when the focal distance of said camera lens is set to a first focal distance, so that a first optimized horizontal current-value for the current that flows through said input terminals of said horizontal magnetic-field change-detecting element, is calculated;
in said second initial-adjustment operation, a second detecting-resolution of said second AD converter for AD converting said second detected-position signal, is adjusted by changing a value of the current which flows through the input terminals of said vertical magnetic-field change-detecting element, when the focal distance of said camera lens is set to said first focal distance, so that a first optimized vertical current-value for the current that flows through said input terminals of said vertical magnetic-field change-detecting element, is calculated; and
in said adjustment-operation regarding the focal distance, a second optimized horizontal current-value for the current that flows through said input terminals of said horizontal magnetic-field change-detecting element, when the focal distance of said camera lens is set to a second focal distance which is chosen by the operator, is calculated by multiplying said first optimized horizontal current-value by a coefficient value, and a second optimized vertical current-value for the current that flows through said input terminals of said vertical magnetic-field change-detecting element, when the focal distance of said camera lens is set to said second focal distance, is calculated by multiplying said first optimized vertical current-value by said coefficient value.
3. The anti-shake apparatus according to claim 2, wherein said first optimized horizontal current-value is the smaller value of first and second horizontal current-values, in said first initial-adjustment operation;
said first optimized vertical current-value is the smaller value of first and second vertical current-values, in said second initial-adjustment operation;
said first horizontal current-value is the value of the current which flows through said input terminals of said horizontal magnetic-field change-detecting element, under the condition where the output value of said first detected-position signal is the same as the maximum value in the AD converting range of said first AD converter, when said movable unit contacts a first horizontal edge-point which is one of the edge-points of said horizontal movement range corresponding to said first focal distance;
said second horizontal current-value is the value of the current which flows through said input terminals of said horizontal magnetic-field change-detecting element, under the condition where the output value of said first detected-position signal is the same as the minimum value in the AD converting range of said first AD converter, when said movable unit contacts a second horizontal edge-point which is another of the edge-points of said horizontal movement range corresponding to said first focal distance;
said first vertical current-value is the value of the current which flows through said input terminals of said vertical magnetic-field change-detecting element, under the condition where the output value of said second detected-position signal is the same as the maximum value in the AD converting range of said second AD converter, when said movable unit contacts a first vertical edge-point which is one of the edge-points of said vertical movement range corresponding to said first focal distance; and
said second vertical current-value is the value of the current which flows through said input terminals of said vertical magnetic-field change-detecting element, under the condition where the output value of said second detected-position signal is the same as the minimum value in the AD converting range of said second AD converter, when said movable unit contacts a second vertical edge-point which is another of the edge-points of said vertical movement range corresponding to said first focal distance.
4. The anti-shake apparatus according to claim 2, wherein said first focal distance is a longest focal distance of said camera lens; and
said coefficient value is based on said first focal distance divided by said second focal distance.
5. The anti-shake apparatus according to claim 1, wherein said movable unit has said magnetic-field change-detecting unit;
said fixed unit has said position-detecting magnet unit;
said magnetic-field change-detecting unit has one said horizontal magnetic-field change-detecting element and one said vertical magnetic-field change-detecting element; and
said position-detecting magnet unit has a first position-detecting magnet which is used for detecting said first location and faces said horizontal magnetic-field change-detecting element, and a second position-detecting magnet which is used for detecting said second location and faces said vertical magnetic-field change-detecting element.
6. The anti-shake apparatus according to claim 5, wherein said movable unit has a first driving coil which is used for moving said movable unit in said first direction , and a second driving coil which is used for moving said movable unit in said second direction;
said first position-detecting magnet is used for moving said movable unit in said first direction; and
said second position-detecting magnet is used for moving said movable unit in said second direction.
7. The anti-shake apparatus according to claim 1, wherein said magnetic-field change-detecting unit is a one-axis hall element; and
said horizontal magnetic-field change-detecting element and said vertical magnetic-field change-detecting element are hall elements.
8. The anti-shake apparatus according to claim 1, further comprising a memory unit that is connected with said control unit, and stores said first optimized horizontal current-value and said first optimized vertical current-value;
a content which is stored in said memory unit is not deleted even if said memory unit is set to the off state.