Chroma Technology L/R/G/B Filters (27040/27041/27042/27043)
Chroma Technology L/R/G/B Filters (27040/27041/27042/27043)
Other Options
$205 Luminance (CT-27040) / 2" Mounted (-2M)
$845 Red (CT-27041) / 2" Mounted (-2M)
$845 Green (CT-27042) / 2" Mounted (-2M)
$845 Blue (CT-27043) / 2" Mounted (-2M)
$845 Luminance (CT-27040) / 50x50mm Unmounted (-50X50)
$645 Red (CT-27041) / 50x50mm Unmounted (-50X50)
$645 Green (CT-27042) / 50x50mm Unmounted (-50X50)
$645 Blue (CT-27043) / 50x50mm Unmounted (-50X50)
$645 Luminance (CT-27040) / 50mm Unmounted (-50D)
$610 Red (CT-27041) / 50mm Unmounted (-50D)
$610 Green (CT-27042) / 50mm Unmounted (-50D)
$610 Blue (CT-27043) / 50mm Unmounted (-50D)
$610 Luminance (CT-27040) / 36mm Unmounted (-36D)
$305 Red (CT-27041) / 36mm Unmounted (-36D)
$305 Green (CT-27042) / 36mm Unmounted (-36D)
$305 Blue (CT-27043) / 36mm Unmounted (-36D)
$305 Luminance (CT-27040) / 31mm Unmounted (-31D)
$240 Red (CT-27041) / 31mm Unmounted (-31D)
$240 Green (CT-27042) / 31mm Unmounted (-31D)
$240 Blue (CT-27043) / 31mm Unmounted (-31D)
$240 Red (CT-27041) / 1.25" Mounted (-1.25M)
$205 Green (CT-27042) / 1.25" Mounted (-1.25M)
$205 Blue (CT-27043) / 1.25" Mounted (-1.25M)
$205
Why Purchase from All-Star Telescope?
Free Expert Support
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You can trust purchasing and delivery with All-Star Telescope. All of our transactions are 100% secure and Level 1 PCI DSS compliant thanks to Shopify's ShopPay platform. For additional protection, we insure 100% of the value of every shipment we make. If it get's lost during shipment, we replace it. If it gets damaged during shipment, we replace it. We make sure your product arrives exactly as you would expect it to; we promise.
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30 Day Return Policy
Buy with confidence knowing that we accept returns up to 30 days after purchase. We want you to have something you will actually use and we are confident that we keep good quality products in our store with No Junk.
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Shipping around for the best price is tough, we make it easier by offering the best pricing in the market. But if you find a better price on an in-store item somewhere else we will match it!
Product Description
Luminance, Red, Green, and Blue astronomy filters
Also available as a Complete Set
Specifications
Luminance (L) Transmission Curve
Red (R) Transmission Curve
Green (G) Transmission Curve
Blue (B) Transmission Curve
LRGB Composite Transmission Curve
Note: All transmission and blocking (OD) data are actual, measured spectra of representative production lots. Spectra varies slightly from lot to lot. Optical density values in excess of 6 may appear noisy because such evaluations push the resolution limit of low light level measurements.
Additional Articles, Videos, and Links
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Astrophotography for Beginners Step 3: Choosing Gear for Deep-Sky Imaging
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Astrophotography for Beginners - Start Here: Getting into Astrophotography Step by Step
Shooting the night sky has never been more popular, nor easier. The choice of equipment has also never been better, or more affordable. However, as per the advice given by Dickinson and Dyer in the...
Astrophotography for Beginners Step 1: Using the Star Adventurer Tracker
By far the most economical and easiest way to capture beautiful images of the Milky Way and large deep-sky objects like the Andromeda Galaxy (shown here) is to use a star tracker. Here are steps an...
Astrophotography for Beginners Step 2: How to Shoot the Moon
Close-ups of the Moon are rewarding, and an easy way to learn to shoot through your telescope. While good results are possible with a phone camera clamped to an eyepiece (as shown below), this tuto...