| 摘要 |
A PDP having display electrodes formed on a front glass substrate, a dielectric layer, and a protective film is provided, where the protective film is a metal oxide film which includes magnesium oxide, and the product of the film thickness at any arbitrary point in the protective film and the ratio of the maximum luminescence intensity of light emission having a wavelength between 400 nm and 450 nm to the maximum luminescence intensity of light emission having a wavelength between 330 nm and 370 nm as measured in accordance with the cathode luminescence method at the arbitrary point has variation within a range of ±15% as the distribution within the surface of the protective film.
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