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 Eyepiece Filter Dark Blue 2in, 435nm Bandpass, Optically Polished w/MC View AllClose
Add to Cart Quick view Baader Planetarium Eyepiece Filter Dark Blue 1.25in, 435nm Bandpass, Optically Polished w/MC Baader Planetarium MSRP: Your price: On Sale: $72.00 Was: Baader Planetarium Eyepiece Filter Dark Blue 1.25in, 435nm Bandpass, Optically Polished w/MC ALP-FCFDB-1 SKU: ALP-FCFDB-1
Add to Cart Quick view Baader Planetarium Eyepiece Filter Blue 2in, 470nm Bandpass, Optically Polished w/MC Baader Planetarium MSRP: Your price: On Sale: $107.00 Was: Baader Planetarium Eyepiece Filter Blue 2in, 470nm Bandpass, Optically Polished w/MC ALP-FCFB-2 SKU: ALP-FCFB-2
Add to Cart Quick view Baader Planetarium Eyepiece Filter Green 2in, 500nm Bandpass, Optically Polished w/MC Baader Planetarium MSRP: Your price: On Sale: $107.00 Was: Baader Planetarium Eyepiece Filter Green 2in, 500nm Bandpass, Optically Polished w/MC ALP-FCFG-2 SKU: ALP-FCFG-2
Add to Cart Quick view Baader Planetarium Eyepiece Filter Blue 1.25in, 470nm Bandpass, Optically Polished w/MC Baader Planetarium MSRP: Your price: On Sale: $72.00 Was: Baader Planetarium Eyepiece Filter Blue 1.25in, 470nm Bandpass, Optically Polished w/MC ALP-FCFB-1 SKU: ALP-FCFB-1
Add to Cart Quick view Baader Planetarium Eyepiece Filter Green 1.25in, 500nm Bandpass, Optically Polished w/MC Baader Planetarium MSRP: Your price: On Sale: $72.00 Was: Baader Planetarium Eyepiece Filter Green 1.25in, 500nm Bandpass, Optically Polished w/MC ALP-FCFG-1 SKU: ALP-FCFG-1
Add to Cart Quick view Baader Planetarium Eyepiece Filter Yellow 2in, 495nm Longpass, Optically Polished w/MC Baader Planetarium MSRP: Your price: On Sale: $107.00 Was: Baader Planetarium Eyepiece Filter Yellow 2in, 495nm Longpass, Optically Polished w/MC ALP-FCFY-2 SKU: ALP-FCFY-2
Add to Cart Quick view Baader Planetarium Eyepiece Filter Orange 2in, 570nm Longpass, Optically Polished w/MC Baader Planetarium MSRP: Your price: On Sale: $107.00 Was: Baader Planetarium Eyepiece Filter Orange 2in, 570nm Longpass, Optically Polished w/MC ALP-FCFO-2 SKU: ALP-FCFO-2
Add to Cart Quick view Baader Planetarium Eyepiece Filter Set 2in 6 Colors (optically polished) w/MC Baader Planetarium MSRP: Your price: On Sale: $539.00 Was: Baader Planetarium Eyepiece Filter Set 2in 6 Colors (optically polished) w/MC ALP-FCFS-2 SKU: ALP-FCFS-2
Add to Cart Quick view Baader Planetarium Eyepiece Filter Red 2in, 610nm Longpass, Optically Polished w/MC Baader Planetarium MSRP: Your price: On Sale: $107.00 Was: Baader Planetarium Eyepiece Filter Red 2in, 610nm Longpass, Optically Polished w/MC ALP-FCFR-2 SKU: ALP-FCFR-2