DayStar Technical Notes - Pre-purchase Questions Article Home Archives Search Contact Us DayStar Filters Home Home » Pre-purchase Questions Main Categories Bandpass (FWHM) Selection Configuring Your DayStar Filter DayStar Owners Energy Rejection Filters Maximizing Viewing Success Pre-purchase Questions QUARKS Reaching F/30 Solar Imaging Testimonials TOP ARTICLES UV/IR Cut Filter application for Refractors Page Views: 25661 Imaging In Hydrogen Alpha with Color CCD Cameras Page Views: 10035 SCT Telescopes - ERF and Aperture Reduction Page Views: 7753 How to configure a DayStar on a refractor Page Views: 5215 My T-scanner is showing a blank red disc. Page Views: 4747 Please view all articles in Pre-purchase Questions Bandpass (FWHM) Selection Category: Pre-purchase Questions Posted on Apr 25, 2011, 3:27 pm Author: Jen Winter What is the difference between the different Bandpasses and which do I need? READ MORE » Tagged Keywords: Å, advice, guide, selection, filter, daystar, choice, FWHM, bandpass How does DayStar certify their specification numbers? Category: Pre-purchase Questions Posted on Apr 25, 2011, 1:17 am Author: Jen Winter How can DayStar provide these specifications and certifications? READ MORE » Tagged Keywords: uniformity, bandpass, testing, scanner, spectrometer, DayStar, etalon, bandpass, FWHM, CWL, crystal What's the difference between SE and PE Grade? Category: Pre-purchase Questions Posted on Apr 25, 2011, 12:37 am Author: Jen Winter What is the difference between SE grade and PE grade and which one do I need? READ MORE » Tagged Keywords: SE, PE, uniformity, bandpass, homogeniety, CWL, FWHM, Å SEARCH RECENT ARTICLES Best Eyepieces for QUARK Page Views: 237 Energy Rejection for QUARK - UV/IR or Front mount? Page Views: 254 Camera QUARK focusing Page Views: 667 How to configure a DayStar on a refractor Page Views: 5215 ION Filter Customer Page Views: 2511 RECENT TAGS focal Plossl ERF Filter configuration ION RANDOM PICK View Image | Read More © 2011 DayStar Filters LLC, All Rights Reserved.