1. An ocular light treatment device comprising: an outer housing including an opening; a light emitting assembly in the housing and operable to emit light through the opening in the housing, the light emitting assembly including an LED light source capable of generating an output of light suitable for ocular light therapy and of less than 2,500 lux at 12 inches.
2. The ocular light treatment device of claim 1 wherein the light emitting assembly is selected to emit light including a maximum peak in the 400 to 600 nm range of the spectrum.
3. The ocular light treatment device of claim 2 wherein the emitted light includes a range of wavelengths such that the emitted light appears white.
4. The ocular light treatment device of claim 2 wherein the maximum peak includes an energy greater than or equal to 0.010 wattsm2.
5. The ocular light treatment device of claim 2 wherein the maximum peak includes an energy greater than or equal to 0.025 wattsm2.
6. The ocular light treatment device of claim 1 wherein the light emitting assembly is selected to emit light including a maximum peak between about 420 nm and 505 nm.
7. The ocular light treatment device of claim 5 wherein the maximum peak includes an energy greater than or equal to 0.010 wattsm2.
8. The ocular light treatment device of claim 1 wherein the light emitting assembly is selected to emit light wherein of the total light energy emitted at least 25% thereof is of the wavelengths 446 to 477 nm.
9. The ocular light treatment device of claim 7 wherein of the total light energy emitted 25 to 40% thereof is in the wavelengths 446 to 477 nm.
10. The ocular light treatment device of claim 1 wherein the light emitting assembly is selected to emit light including a maximum peak between about 505 nm to 600 nm.
11. The ocular light treatment device of claim 9 wherein the maximum peak includes an energy greater than or equal to 0.010 wattsm2.
12. The ocular light treatment device of claim 1 wherein the light emitting assembly includes a screen selected to filter the emitted light such that the emitted light includes a maximum peak in the 400 to 600 nm range of the spectrum.
13. The ocular light treatment device of claim 1 wherein the LEDs are capable of emitting light peaked in the 400 to 600 nm range of the spectrum.
14. The ocular light treatment device of claim 12 wherein the LEDs are white light emitting.
15. The ocular light treatment device of claim 1 wherein the light emitting assembly is selected to emit light in a beam that has a width increasing with distance from the device.
16. The ocular light treatment device of claim 14 wherein light is emitted from the device at an angle of about 10\xb0 to 30\xb0 from an axis oriented orthogonally through a plane defined by the opening.
17. The ocular light treatment device of claim 1 further comprising a support base to support the device on a support surface spaced from a user.
18. The ocular light treatment device of claim 16 wherein the support base is detachable from the housing.
19. The ocular light treatment device of claim 16 wherein the support base is connected to the housing.
20. The ocular light treatment device of claim 16 wherein the support base is integral to the housing.
21. A method for ocular light treatment comprising: providing a device including (i) an outer housing, and (ii) a light emitting assembly in the housing and operable to emit light from the device, the light emitting assembly including a plurality of LEDs capable of generating capable of generating an output of light suitable for ocular light therapy and of less than 2,500 lux at 12 inches; setting the device at least 12 inches from a user; and operating the device to emit light toward and shining into the user’s eyes.
22. The method for ocular light treatment of claim 21 wherein the emitted light includes a maximum peak in the 400 to 600 nm range of the spectrum.
23. The method for ocular light treatment of claim 21 wherein the emitted light includes a maximum peak between about 420 nm and 505 nm.
24. The method for ocular light treatment of claim 21 wherein of the total light energy emitted at least 25% thereof is of the wavelengths 446 to 477 nm.
25. The method for ocular light treatment of claim 21 wherein the emitted light is selected to emit light including a maximum peak between about 505 nm to 600 nm.
26. The method for ocular light treatment of claim 21 wherein the light emitting assembly is selected to emit light in a beam that has a width increasing with distance from the device.
27. The method for ocular light treatment of claim 21 wherein in the step of operating the device to emit light toward and shining into the user’s eyes, the light impinging on the user is in a beam of about 30 to 50 inches horizontal width.
28. The method for ocular light treatment of claim 21 wherein the emitted light is directed upwardly toward the user’s eyes.
29. The method for ocular light treatment of claim 21 wherein the device is set on a support surface.
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 electrophotographic image forming apparatus comprising:
a main body;
an image formation unit removably mounted to the main body and having at least two cartridges disposed adjacent to each other;
a plurality of memory members respectively disposed on each cartridge to face one another; and
a communication unit disposed among the memory members, to communicate with the memory members.
2. The electrophotographic image forming apparatus of claim 1, wherein the cartridges of the image formation unit have a length direction, and wherein the communication unit is disposed at a first end, at an opposite end, or at a middle location between the first end and the opposite end of the cartridges with respect to the length direction of the cartridges.
3. The electrophotographic image forming apparatus of claim 2, wherein the main body comprises a side to which the cartridges of the image formation unit are removably mounted, wherein the cartridges are mounted to and separated from the side by moving the cartridges along the length direction thereof, wherein the side is perpendicular to the length direction of the cartridges, and wherein the communication unit is mounted on the side.
4. The electrophotographic image forming apparatus of claim 1, wherein the cartridges comprise a process cartridge that carries out image development and a developer supply cartridge that supplies developer to the process cartridge.
5. The electrophotographic image forming apparatus of claim 1, wherein the memory members comprise radio frequency identification (RFID) memory chips.
6. The electrophotographic image forming apparatus of claim 5, wherein the memory members are attached to the cartridges by adhesive.
7. The electrophotographic image forming apparatus of claim 3, further comprising a bracket that supports the communication unit at the side of the main body.
8. The electrophotographic image forming apparatus of claim 7, wherein the communication unit has a pair of opposing faces and wherein the bracket has a slot for insertion of the communication unit and openings for exposing both faces of the communication unit.
9. The electrophotographic image forming apparatus of claim 1, wherein each memory unit stores service information relating to the cartridge to which the memory unit is attached.
10. The electrophotographic image forming apparatus of claim 9, wherein at least one memory unit stores service information relating to the lifespan of the cartridge to which the memory unit is attached.
11. The electrophotographic image forming apparatus of claim 10, wherein the at least one memory unit that stores service information relating to the lifespan of the cartridge to which it is attached notifies the communication unit when the lifespan of the cartridge is expired.
12. The electrophotographic image forming apparatus of claim 10, further comprising an engine controller, and wherein the communication unit communicates to the engine controller when the at least one memory unit that stores service information relating to the lifespan of the cartridge to which the memory member is attached notifies the communication unit when the lifespan of the cartridge is expired.
13. The electrophotographic image forming apparatus of claim 10, further comprising an operation panel that interfaces with a user, and wherein the communication unit communicates to the operation panel when the at least one memory unit that stores service information relating to the lifespan of the cartridge to which the memory member is attached notifies the communication unit when the lifespan of the cartridge is expired.
14. The electrophotographic image forming apparatus of claim 10, further comprising an operation panel that interfaces with a user that allows the user to instruct the communication unit to receive and relay stored service information from one of the memory units.
15. An electrophotographic image forming apparatus comprising:
a main body;
an image formation unit removably mounted to the main body and having at least two cartridges disposed adjacent to each other;
a plurality of memory members respectively disposed on each cartridge to face one another; and
a single communication unit disposed among the memory members, to communicate with the memory members.
16. The electrophotographic image forming apparatus of claim 15, wherein each memory unit stores service information relating to the cartridge to which the memory unit is attached.
17. The electrophotographic image forming apparatus of claim 15, wherein at least one memory unit stores service information relating to the lifespan of the cartridge to which the memory unit is attached.
18. The electrophotographic image forming apparatus of claim 17, wherein the at least one memory unit that stores service information relating to the lifespan of the cartridge to which it is attached notifies the communication unit when the lifespan of the cartridge is expired.
19. The electrophotographic image forming apparatus of claim 18, further comprising an engine controller and an operations panel, and wherein the communication unit communicates to the engine controller and the operations panel when the at least one memory unit that stores service information relating to the lifespan of the cartridge to which the memory member is attached notifies the communication unit when the lifespan of the cartridge is expired.
20. The electrophotographic image forming apparatus of claim 16, further comprising an operation panel that interfaces with a user that allows the user to instruct the communication unit to receive and relay stored service information from one of the memory units.