Chroma Technology Sloan U/G/R/I/Z Filters (27055/27056/27057/27058/27059)
Chroma Technology Sloan U/G/R/I/Z Filters (27055/27056/27057/27058/27059)
Other Options
$340 UV (U) (CT-U-Sloan) / 50x50mm Unmounted (-50X50)
$980 Green (G) (CT-G-Sloan) / 50x50mm Unmounted (-50X50)
$980 Red (R) (CT-R-Sloan) / 50x50mm Unmounted (-50X50)
$980 Infrared (I) (CT-I-Sloan) / 50x50mm Unmounted (-50X50)
$980 Infrared (Z) (CT-Z-Sloan) / 50x50mm Unmounted (-50X50)
$980 UV (U) (CT-U-Sloan) / 2" Mounted (-2M)
$915 Green (G) (CT-G-Sloan) / 2" Mounted (-2M)
$915 Red (R) (CT-R-Sloan) / 2" Mounted (-2M)
$915 Infrared (I) (CT-I-Sloan) / 2" Mounted (-2M)
$915 Infrared (Z) (CT-Z-Sloan) / 2" Mounted (-2M)
$915 UV (U) (CT-U-Sloan) / 50mm Unmounted (-50D)
$880 Green (G) (CT-G-Sloan) / 50mm Unmounted (-50D)
$880 Red (R) (CT-R-Sloan) / 50mm Unmounted (-50D)
$880 Infrared (I) (CT-I-Sloan) / 50mm Unmounted (-50D)
$880 Infrared (Z) (CT-Z-Sloan) / 50mm Unmounted (-50D)
$880 UV (U) (CT-U-Sloan) / 36mm Unmounted (-36D)
$470 Green (G) (CT-G-Sloan) / 36mm Unmounted (-36D)
$470 Red (R) (CT-R-Sloan) / 36mm Unmounted (-36D)
$470 Infrared (I) (CT-I-Sloan) / 36mm Unmounted (-36D)
$470 Infrared (Z) (CT-Z-Sloan) / 36mm Unmounted (-36D)
$470 UV (U) (CT-U-Sloan) / 31mm Unmounted (-31D)
$440 Green (G) (CT-G-Sloan) / 31mm Unmounted (-31D)
$440 Red (R) (CT-R-Sloan) / 31mm Unmounted (-31D)
$440 Infrared (I) (CT-I-Sloan) / 31mm Unmounted (-31D)
$440 Infrared (Z) (CT-Z-Sloan) / 31mm Unmounted (-31D)
$440 Green (G) (CT-G-Sloan) / 1.25" Mounted (-1.25M)
$340 Red (R) (CT-R-Sloan) / 1.25" Mounted (-1.25M)
$340 Infrared (I) (CT-I-Sloan) / 1.25" Mounted (-1.25M)
$340 Infrared (Z) (CT-Z-Sloan) / 1.25" Mounted (-1.25M)
$340
Why Purchase from All-Star Telescope?
Free Expert Support
Whether you are a first timer needing help with setting up or an enthusiast that can't quite make that one thing work, our expert staff are ready to support your needs. With decades of knowledge and first hand experience we've been there and we can help you through it!
Stress Free, Secure Transactions
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.
We also ensure privacy protection. We never keep any of your credit card information on file and any of your personal data is stored according to our policies.
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.
Price Match Promise
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
Sloan UGRIZ filters for imaging based on the Sloan photometric survey. Durable, high-transmission sputtered coating.
- UV photometric filter (Sloan U)
- Green photometric filter (Sloan G)
- Red photometric filter (Sloan R)
- Infrared photometric filter (Sloan I)
- Infrared photometric filter (Sloan Z)
Also available as a Complete Set
Specifications
UV (Sloan U) Transmission Curve
Green (Sloan G) Transmission Curve
Red (Sloan R) Transmission Curve
Infrared (Sloan I) Transmission Curve
Infrared (Sloan Z) Transmission Curve
UGRIZ 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
Astrophotography for Beginners Step 4: Shooting Deep-Sky Images
Taking deep sky pictures can be daunting, luckily there is an easy process to follow to allow you to get great shots! Here is the typical process for actually taking deep-sky images in the field.
Astrophotography for Beginners Step 3: Choosing Gear for Deep-Sky Imaging
Using a star tracker gains you experience with the fundamentals of deep-sky imaging. Shooting the Moon gains you experience focusing and framing through your telescope. Through your sessions you’ll...
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...