A cartridge that can be detachably mounted in an image-forming device includes: a first wall; a second wall opposing the first wall with a gap formed therebetween, the first wall and the second wall defining therebetween a developer-accommodating section that accommodates a developer; and a reinforcing part spanning between the first wall and the second wall.

 
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> Optical near-field generator and recording apparatus using the optical near-field generator

> Organic photoconductor, process cartridge and image forming apparatus both employing the same
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