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Old 01-04-2024, 08:07 AM
Don Pensack's Avatar
Don Pensack
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Don Pensack is offline
 
Join Date: Aug 2006
Location: Los Angeles
Posts: 511
The tested apparent field varies from 39° at 21mm to 55° at 7mm.
Are you sure you want an eyepiece this narrow?
Does your scope track? Are you primarily a planet observer?
If the answer to both is yes, then it might be fine.
But otherwise, the extremely narrow field will hobble your scope and seriously reduce the size of objects you can view.
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