NEW! Open Box Deals OPEN BOX DEALS We are happy to introduce some great savings to be had on some great pieces of e … read more 2024 Aug 29th
Verdict is in: Best Spotting Scope for Birding under $500 Best Spotting Scope under $500? Here is our opinion: Testing out spotting s … read more 2024 May 29th
Stargazing with Binoculars! Stargazing made easy? (That depends.)Sometimes we don't want to set up an elaborate contraptio … read more 2024 May 24th
Description Description Optolong Venus U 2in Filter Image Venus in the UV-A (320-400nm) and observe Venus’ cloud structures. View AllClose
On Sale Quick view Optolong Venus U 1.25in Filter Optolong MSRP: Your price: On Sale: $165.00 Was: $265.00 Optolong Venus U 1.25in Filter Image Venus in the UV-A (320-400nm) and observe Venus’ cloud structures. OLG-12601 SKU: OLG-12601
Quick view Optolong UHC 2in Filter Optolong MSRP: Your price: On Sale: $117.00 Was: Optolong UHC 2in Filter OLG-10102 SKU: OLG-10102
Add to Cart Quick view Baader Planetarium U-Filter (Venus, Ultraviolet, ZWL 350nm), 2in Baader Planetarium MSRP: Your price: On Sale: $522.00 Was: Baader Planetarium U-Filter (Venus, Ultraviolet, ZWL 350nm), 2in ALP-FUV-2 SKU: ALP-FUV-2
Quick view Optolong UHC 1.25in Filter Optolong MSRP: Your price: On Sale: $76.00 Was: Optolong UHC 1.25in Filter OLG-10101 SKU: OLG-10101
Quick view Optolong L-eXtreme 1.25in Filter Optolong MSRP: Your price: On Sale: $330.00 Was: Optolong L-eXtreme 1.25in Filter OLG-13901 SKU: OLG-13901