Baader Planetarium ΦΙΛΤΡΟ ΥΠΕΡΥΘΡΟΥ IR-PASS 1¼″ - ΠΛΑΝΗΤΑΡΙΟ Θεσσσαλονίκης - Αστρονομικός Εξοπλισμός
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Amazon.com : Fotga 77mm Six-in-One Adjustable Variable Infrared Filter IR Pass X-Ray Lens Filter 530nm to 650nm 680nm 720nm 750nm Lens Filter for DSLR Camera : Electronics
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