JPH0358655U - - Google Patents

Description

[Brief explanation of drawings]

FIG. 1 is a block diagram showing an embodiment of an image forming apparatus according to the present invention, FIG. 2 is an explanatory diagram showing correction level classification processing by the arithmetic unit, FIG. 3 is a setting diagram showing the contents of a correction table, and FIG. The figure is a front view schematically showing the main parts of a conventional electrophotographic image forming apparatus, and Figure 5 shows the exposure energy distribution and latent image potential distribution when the laser beam is turned on and off in units of minimum pixel density. A characteristic diagram showing the relationship, FIG. 6 is a sensitivity characteristic diagram of the photoreceptor drum depending on temperature, FIG. 7 is a characteristic diagram of latent image potential distribution according to ambient temperature,
FIG. 8 is a sensitivity characteristic diagram of the photosensitive drum depending on humidity. 1...Photosensitive drum, 10...Temperature and humidity sensor,
12... Arithmetic device, 13... Correction table, 14
...Control device, 16...Drive device,
17... Light amount adjuster, 18... Duty adjuster, 19... Beam diameter adjuster.

Claims (1)

[Scope of utility model registration request] Image formation in which an electrostatic latent image is optically formed on a photoreceptor, the electrostatic latent image is visualized by a developing means, and the visible image resulting from the development is transferred to transfer paper to form an image. In the apparatus, a data detecting means for detecting atmospheric data of the atmosphere in which the photoreceptor is installed, a correction information setting means in which correction data for controlling line width is set in advance, and information by the means and by the data detecting means. An image forming apparatus comprising: a control means for determining line width of an image based on detected data.