Cleaning the color filters. QSI 520c

Q S I 5 0 0 S E R I E S U S E R G U I D E

Cleaning the color filters

As with any precision optical surface, the optical coatings or glass of col permanently damaged by improper cleaning procedures. For best resul or filters can be ts follow the cleaning instructions that came with your filters.

For the standard LRGB filters shipped with your QSI 500 Series camera , it is best to clean the filters infrequently and use the least intrusive of the methods below t o remove any dust or fingerprints.

1. Blow any dust off the filter with clean, dry com pressed air.

2. Gently wipe off any remaining dust with a lens brush or microfiber cloth.

3. Remove the filter and clean it w ith gentle soap and water and then dry it gently using a 100% cotton cloth.

Cleaning the CCD cover glass

As with any precision optical surface, the optical coatings or gl ass of CCD cover glass can be permanently damaged by improper cleaning procedures. You are often better off not trying to clean the CCD cover glass. The effects of small amounts of dust can be removed from your images with proper calibration techniques.

If you must clean the CCD cover glass.

1. First try blowing off any dust off the filter with co mpressed air.

2. If that doesn’t work gently wipe off any remai microfiber cloth. ning dust with a lens brush or

The CCD cover glass cannot be removed.

Recharging the desiccant

The environmental chamber enclosing the CCD is filled with UHP argon during manufacturing to increase cooling capability and preven cover glass. This ultra dry and clean noble gas will gene chamber for about 3 years. t the formation of frost on the CCD rally remain in the environmental

Warning: Depending on specific use patterns and environmental conditions around the camera, it is possible that moisture could build up in the chamber in less than 3 years. Proper maintenance of the environmental chamber is critical to the operation of the camera. If water vapor or ice forms inside the environmental chamber when cooling below the dew point, it is critical that the camera be turned off immediately and the instructions below followed to restore the camera to proper operating condition.

You ca n restore many of the benefits of the original UHP argon by recharging the microsieve desiccant in the desiccant chamber. The desiccant removes the moisture

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