Hydrogen Alpha Filters

Click for In-stock items

Current Delivery Times

0-10 days for:
Original Quark
uestar Quark
Combo Quark
Calcium Quark

3-6 weeks for:
Blocker and Trimmers
ION Filters
CaII H line filters
Quantum upgrade:  
Quantum SE Filters

3-6 months for:
Quantum PE Filters
Ca II K Line PE Filters
Sodium Line FIlters
SR-127 Telescope
Solar System Filter Wheel

Limited Remaining Supply of
SolaREDi 66 Scopes

Energy Rejection Filters

Adapters & Snouts

Solar Introduction
Resolution and
Aperture Choices
Photo Gallery
Service / Repair
Upgrade or Trade-in
Filter Specifications
DayStar Dealers

Request Quotation

Recent Trade Shows
Terms of Sale

About Opening
a DayStar Filter

The Sun Today

CLOSURE NOTICE: Due to the NEAF trade show, our office will be closed April 6-12. Shipments and support will resume on Thursday April 13th, 2017.

- Join the Citizen CATE Experiment team -
Now offering 2017 Eclipse Imaging and Observing packages!

See our IN-STOCK Filters

Daystar QUARK*
Hydrogen Alpha "Eyepiece"

This All-In-One design marries all high quality components of a telecentric barlow, adapters, snouts and Daystar hydrogen alpha filter all-in-one.

Prominence Model:

Chromosphere Model

Technical Notes - Knowledge Base

Articles include information on configuration, mounting, ERF selection, bandpass selection, imaging, seeing conditions and optimizing your viewing experience.

Daystar Filters' Photo Forum

Submit your photos in our simple and easy to use format.   Posting has never been so easy.

Solar Information by C. Alex Young, PhD.
News Bulletin:  

8/15/2013: DayStar upgrades facilities.  Receives new Okuma MacTurn-30 CNC Lathe
4/2013:  DayStar releases new 127mm dedicated Solar Telescope with Doppler Vision option
6/11/2013:  DayStar Filter flies in space aboard NASA/ Harvard Smithsonian SAO mission.
5/1/2012:  DayStar releases new 80mm dedicated Solar Telescope, the SolaREDi 80, with new fast eyepiece diagonal.
6/2011:   DayStar's Jen Winter co-author on poster by NSO's Jack Harvey presented at AAS Solar Physics Division 2011 meeting.
5/2011: DayStar Filter to flies aboard Harvard Smithsonian SAO Hi-C Misison to space.
5/1/2010:   DayStar releases Solar System Filter Wheel for instantaneous observation in up to 4 wavelengths
Positive SSL on a transparent background
4/20/2009: DayStar to produce research filters for National Solar Observatory
4/21/2008:  DayStar announces new SolaREDi alpha scope.
5/1/2007 DayStar announces new Quantum Series Filters
1/28/2007 - DayStar Filters and amateur solar astronomy suffer loss of Vic Winter.
2/2/2006 - DayStar Filters is under new ownership.
ICSTARS owners, Vic & Jen Winter buy DayStar Filters from Del Woods.

DayStar Filters LLC • 149 Northwest OO Highway • Warrensburg, MO 64093 - USA
Telephone: 866-680--6563 •
service@daystarfilters.com • FAX: 1-866-791-0448