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Is the Optec PFE 1a either useful or necessary?

April 26, 2017necessary optec pfe useful

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Is the Optec PFE 1a either useful or necessary?

1 Answer

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Posted

Optec can advise you on the advantages of this device. None of our observers are using one at this time, so it is not necessary for everyone. Optec makes excellent photometric accessories and I am sure they are very useful for some observers.