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Black Diamond AZ Refractor Overview
02-27-2017 | Advertisement
To enjoy with your family and friends.
AZ-EQ5 Overview
09-12-2016 | Latest Video
AZ-EQ 5 dual-purpose mount operates in both AZ and EQ mode.
It is equipped with SynScan function and great new features.
NASA Released Software for Exoplanet Research
09-18-2013 | What's out there
Participate in exoplanet research
Technical writer Request
05-22-2013 | Product
Technical writer for new product and existing product Manual wanted!
v3.35 SynScan Firmware & Hand control Manual released!
04-29-2013 | Resource
SynScan Firmware Hand Control Manual v. 3.35 now available
Higgs Particle Helps Explain Why there is Mass in Objects Found in the Universe...
07-05-2012 | Astronomy
Astrophotography Facebook Contest
11-28-2011 | Community
DIY Trolley for Dob 12\" SynScan
11-07-2011 | Community
Check out this very cool video made by Anders Törnqvist! He has made a DIY trolley...
Congratulations to David DeVries
10-31-2011 | Community
Sky-Watcher has been a proud sponsor of Photo of the Week Contest since 2010. We want to congratulate David on winning the “Best Digital-Camera Photo/ Lunar and Planetary” category ...
Meet Kathryn Gray, 10 year old girl who discovered a supernova!!
10-21-2011 | Community
Do you know who Kathryn Gray is? Who doesn’t? She is the youngest girl ever to discover a supernova, at a mere age of ten! (I cannot remember even remember what I was doing at the age of ten.)
Astro Related Links
09-28-2011 | Resource
How many eyepieces should I have?
09-28-2011 | Product
When I\'m observing a bright object like a planet, I see an opposing ghost image. What causes that?
09-28-2011 | Product
Do anit-reflection coatings improve light transmission?
09-28-2011 | Product
How important it is to get a parfocal series of eyepiece?
09-28-2011 | Product
Which works better? An eyepiece or a Barlow+eyepiece giving the same magnification?
09-28-2011 | Product
What is the \"Kidney Bean Effect\"?
09-28-2011 | Product
What is the black spot I see in a low powered eyepiece in my reflector during daylight?
09-28-2011 | Product
Zenith
09-28-2011 | Resource
Zoom Lens
09-28-2011 | Resource
Widefield Eyepiece
09-28-2011 | Resource
True Field
09-28-2011 | Resource
Setting Circles
09-28-2011 | Resource
Spherical Aberration
09-28-2011 | Resource
Star Cluster
09-28-2011 | Resource
Resolving Power
09-28-2011 | Resource
Right Ascension
09-28-2011 | Resource
Parabolic Mirror
09-28-2011 | Resource
Planetary Nebula
09-28-2011 | Resource
Polar Axis
09-28-2011 | Resource
Power
09-28-2011 | Resource
Prime Focus
09-28-2011 | Resource
Objective
09-28-2011 | Resource
Open Cluster
09-28-2011 | Resource
Optical Tube Assembly
09-28-2011 | Resource
Nebula
09-28-2011 | Resource
Magnifying Power
09-28-2011 | Resource
Meteor
09-28-2011 | Resource
Mirror
09-28-2011 | Resource
Lens
09-28-2011 | Resource
Galactic Coordinates
09-28-2011 | Resource
Globular Cluster
09-28-2011 | Resource
Field of View
09-28-2011 | Resource
Filter
09-28-2011 | Resource
Finderscope
09-28-2011 | Resource
Focal Length
09-28-2011 | Resource
Focal Ratio
09-28-2011 | Resource
Focuser
09-28-2011 | Resource
Eclipse
09-28-2011 | Resource
Equatorial Mount
09-28-2011 | Resource
Eyepiece
09-28-2011 | Resource
Eye Relief
09-28-2011 | Resource
Exit Pupil
09-28-2011 | Resource
Declination
09-28-2011 | Resource
Deep Sky
09-28-2011 | Resource
Dew Cap
09-28-2011 | Resource
Diagonal
09-28-2011 | Resource
Double Star
09-28-2011 | Resource
Catadioptric System
09-28-2011 | Resource
Celestial Sphere
09-28-2011 | Resource
Chromatic Aberration
09-28-2011 | Resource
Coated Optics
09-28-2011 | Resource
Collimation
09-28-2011 | Resource
Barlow Lens
09-28-2011 | Resource
Aberration
09-28-2011 | Resource
Absolute Magnitude
09-28-2011 | Resource
Achromatic Lens
09-28-2011 | Resource
Alt-azimuth
09-28-2011 | Product
Antireflection Coating
09-28-2011 | Product
Why is the image better at the center of the field?
09-28-2011 | Product
Why are some eyepiece more expensive than others?
09-28-2011 | Product
Is high magnification better?
09-28-2011 | Product
Which eyepiece design is best?
09-28-2011 | Product
The image with my low power eyepiece is clear, but my high power is fuzzy. What's wrong with it?
09-28-2011 | Product
What is Eye Relief?
09-28-2011 | Product
What is Apparent Field?
09-28-2011 | Product
How much magnification can I use with my telescope?
09-28-2011 | Product
Will a telescope work without an eyepiece?
09-28-2011 | Product
What You Won't See With a Telescope
09-28-2011 | Astronomy
Dark Sky Side Etiquette
09-28-2011 | Resource
Suggested Readings
09-28-2011 | Resource
Star Testing
09-28-2011 | Astrophotography
Observing Form
09-28-2011 | Resource
Time Zones Map
09-28-2011 | Resource
Viewing Tips
09-28-2011 | Product
Introduction
09-28-2011 | Astronomy
What is a Barlow Lens
09-28-2011 | Product
What is an eyepiece?
09-28-2011 | Product
Aperture
09-28-2011 | Resource
Asterism
09-28-2011 | Resource
Magazines
09-28-2011 | Resource
Observational References
09-28-2011 | Resource
Astrophotography
09-28-2011 | Resource
Amateur Astronomy
09-28-2011 | Resource
