Geoptik flatfield generator for telescopes with apertures from 156 mm to 210 mm
Price
195.00 €
Shipping
7.50 €
Geoptik flatfield generator for telescopes with apertures from 156 mm to 210 mm
Image calibration is very important in the processing of an astronomical image. Each pixel in the images will have a numeric value that includes besides the object information the influences of:
With calibration one will remove as much as possible of the bias and dark current from each image. Also, one will try to remove the effects of certain types of optical defects like vignetting or dust.
The light intensity of the flatfield generator can be adjusted.
Delivery contents
The flatfield box has a bright, homogeneous illuminated screen, which is simply attached with screws
Image calibration is very important in the processing of an astronomical image. Each pixel in the images will have a numeric value that includes besides the object information the influences of:
Light from the celestial objects in the field of view
The various types of noise generated by the CCD
Defects in the optical system
CCD inhomogeneities (varying sensitivity from pixel to pixel)
Optical vignetting (image is darker away from the centre)
Dust on the CCD window
Internal reflections
With calibration one will remove as much as possible of the bias and dark current from each image. Also, one will try to remove the effects of certain types of optical defects like vignetting or dust.
The light intensity of the flatfield generator can be adjusted.
Delivery contents
- Flat field generator
- Cigarette lighter cable
The flatfield box has a bright, homogeneous illuminated screen, which is simply attached with screws
Item number
GEO-30B304
Manufacturer
Geoptik
EAN
8058450360429
Weight
2.0 kg
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