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 D-ERF Energy Rejection Filter 110mm, with IR-Cut dielectric coating View AllClose
Add to Cart Quick view Baader Planetarium D-ERF Energy Rejection Filter 75mm, with IR-Cut dielectric coating Baader Planetarium MSRP: Your price: On Sale: $522.00 Was: Baader Planetarium D-ERF Energy Rejection Filter 75mm, with IR-Cut dielectric coating ALP-DERF-75 SKU: ALP-DERF-75
Add to Cart Quick view Baader Planetarium D-ERF Energy Rejection Filter 135mm, with IR-Cut dielectric coating Baader Planetarium MSRP: Your price: On Sale: $1,484.00 Was: Baader Planetarium D-ERF Energy Rejection Filter 135mm, with IR-Cut dielectric coating ALP-DERF-135 SKU: ALP-DERF-135
Add to Cart Quick view Baader Planetarium D-ERF Energy Rejection Filter 180mm, with IR-Cut dielectric coating Baader Planetarium MSRP: Your price: On Sale: $2,699.00 Was: Baader Planetarium D-ERF Energy Rejection Filter 180mm, with IR-Cut dielectric coating ALP-DERF-180 SKU: ALP-DERF-180
Add to Cart Quick view Baader Planetarium D-ERF Energy Rejection Filter 160mm, with IR-Cut dielectric coating Baader Planetarium MSRP: Your price: On Sale: $1,848.00 Was: Baader Planetarium D-ERF Energy Rejection Filter 160mm, with IR-Cut dielectric coating ALP-DERF-160 SKU: ALP-DERF-160
Add to Cart Quick view Baader Planetarium D-ERF Energy Rejection Filter 90mm, with IR-Cut dielectric coating Baader Planetarium MSRP: Your price: On Sale: $752.00 Was: Baader Planetarium D-ERF Energy Rejection Filter 90mm, with IR-Cut dielectric coating ALP-DERF-90 SKU: ALP-DERF-90
Add to Cart Quick view Baader Planetarium UV-IR-CUT / L-Filter, 1.25in Baader Planetarium MSRP: Your price: On Sale: $73.00 Was: Baader Planetarium UV-IR-CUT / L-Filter, 1.25in ALP-FUVIR-1 SKU: ALP-FUVIR-1
Add to Cart Quick view Baader Planetarium UV-IR-CUT / L-Filter, 2in Baader Planetarium MSRP: Your price: On Sale: $134.00 Was: Baader Planetarium UV-IR-CUT / L-Filter, 2in ALP-FUVIR-2 SKU: ALP-FUVIR-2
Add to Cart Quick view Baader Planetarium UV-IR-CUT / L-Filter, 50x50x3mm Square Baader Planetarium MSRP: Your price: On Sale: $221.00 Was: Baader Planetarium UV-IR-CUT / L-Filter, 50x50x3mm Square ALP-FUVIR-SQ50 SKU: ALP-FUVIR-SQ50
Add to Cart Quick view Baader Planetarium UV-IR-CUT / L-Filter, 50.4x3mm Round Baader Planetarium MSRP: Your price: On Sale: $158.00 Was: Baader Planetarium UV-IR-CUT / L-Filter, 50.4x3mm Round ALP-FUVIR-RD50 SKU: ALP-FUVIR-RD50