Repair A Telescope Mirror

Most recent telescopes appliance mirrors To collect lambent.

Coatings can be made of beral, standard aluminum or enhanced aluminum. Beral is the cheapest and lasts for about three years; enhanced aluminum is more expensive, but it lasts much longer and provides better reflectivity. Depending on the model of your telescope and the damage to the mirror, it may be cheaper to buy a new mirror or a whole new telescope. Nevertheless, there are a assortment of issues that can end your mirrors to administer subpar images. Ofttimes, you can establish these problems yourself, on the other hand some hope for a crackerjack.


1. Make sure that your mirrors are properly aligned (or collated) on the identical optical axis. A misaligned mirror can render a distorted equivalent.

2. Spray off any loose particles of dust with compressed air or delicately brush the dust off of the mirror with a camel-hair brush. Never rub the mirror with a rag, as dust particles Testament scratch the surface and ruin it.

3. Wash the mirror with liquid lens cleaner, wiping it with sterilized surgical cotton. For mirrors that cannot be removed from the telescope, include the parts of the telescope surrounding the mirror with waterproof tape (not duct tape). Fill a deep sink with tepid water and a few drops of mild, unscented liquid dishwashing soap. Submerge the mirror in the water and gently wipe the mirror with surgical cotton. Rinse the mirror with distilled water.

4. Set the mirror upright to air dry. Remove any tape, if used. Ensure that the telescope dries fully, as moisture can severely damage your telescope.

5. Recoat your mirror if the image is still not optimal. Since recoating a mirror requires advanced equipment, hazardous materials and optical expertise, you will probably need to send the mirror to a professional.Telescopes confess us to examine distant planets and stars by collecting the aglow that they exhale and magnifying the focused carbon for our eyes. Originally, telescopes used lenses To gather the aglow emitted by the phenomenon, nevertheless Isaac Newton introduced the applicability of mirrors in 1668. Mirrors feed more appropriate images than lenses, so most advanced telescopes cause mirrors To collect aglow.