Book Launch! Introducing "Backyard Backyard Birds: A Beginner's Guide to Backyard Birds in Southwestern Ontario" by Megan Switzer and Paul Roedding On Saturday December 7th, from 11:00-1:00 you can come meet the authors of "Backyard Backyard Birds: … read more 2024 Nov 14th
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
Description Description Baader Planetarium K-Line Filter, stacked, 1.25in (incl. 3.8 Astrosolar photo film) View AllClose
Add to Cart Quick view Baader Planetarium Solar Continuum Filter, 1.25in Stacked, with 3.8 Photo Film (A4), For Imaging ONLY (not for visual) Baader Planetarium MSRP: Your price: On Sale: $269.00 Was: Baader Planetarium Solar Continuum Filter, 1.25in Stacked, with 3.8 Photo Film (A4), For Imaging ONLY (not for visual) ALP-FSOL-1D SKU: ALP-FSOL-1D
Add to Cart Quick view Baader Planetarium Polarization Filter, 1.25in Double Baader Planetarium MSRP: Your price: On Sale: $131.00 Was: Baader Planetarium Polarization Filter, 1.25in Double ALP-FPOL-1D SKU: ALP-FPOL-1D
Add to Cart Quick view Baader Planetarium Polarization Filter, 1.25in Single Baader Planetarium MSRP: Your price: On Sale: $73.00 Was: Baader Planetarium Polarization Filter, 1.25in Single Baader Polarizing Filter Screws into 1¼ or 2" eyepieces/threads. Useful in Lunar and Solar observations to limit brightness and increase contrast... ALP-FPOL-1 SKU: ALP-FPOL-1
Add to Cart Quick view Baader Planetarium Contrast-Booster Filter, 1.25in Baader Planetarium MSRP: Your price: On Sale: $147.00 Was: Baader Planetarium Contrast-Booster Filter, 1.25in ALP-FCB-1 SKU: ALP-FCB-1
Add to Cart Quick view Baader Planetarium Solar Continuum Filter, 1.25in Baader Planetarium MSRP: Your price: On Sale: $134.00 Was: Baader Planetarium Solar Continuum Filter, 1.25in ALP-FSOL-1 SKU: ALP-FSOL-1
Add to Cart Quick view Baader Planetarium Fringe-Killer Filter, 1.25in Baader Planetarium MSRP: Your price: On Sale: $130.00 Was: Baader Planetarium Fringe-Killer Filter, 1.25in ALP-FFK-1 SKU: ALP-FFK-1
Add to Cart Quick view Baader Planetarium Semi-APO Filter 1.25in Baader Planetarium MSRP: Your price: On Sale: $127.00 Was: Baader Planetarium Semi-APO Filter 1.25in ALP-FSAPO-1 SKU: ALP-FSAPO-1
Add to Cart Quick view Baader Planetarium UHC-S Nebula Filter 1.25in Baader Planetarium MSRP: Your price: On Sale: $120.00 Was: Baader Planetarium UHC-S Nebula Filter 1.25in ALP-FUHC-1 SKU: ALP-FUHC-1
Add to Cart Quick view Baader Planetarium Methane Filter 1.25in (889nm, 8nm) Baader Planetarium MSRP: Your price: On Sale: $360.00 Was: Baader Planetarium Methane Filter 1.25in (889nm, 8nm) ALP-FMTH-1 SKU: ALP-FMTH-1