Dark Window
Your deep sky companionYour deep sky imaging companion
Tools
Things you use on the night or while planning a setup: a checklist, a polar alignment clock and calculators.
- Checklist
Pre-flight and night-of steps for your kind of setup, with tap-to-check items.
- Polar alignment
A live polar clock and a guide to aligning your mount.
- FOV calculator
Field of view for your camera and scope, with saved equipment.
- Exposure calculator
Sub-exposure length and total time for your sky and gear.
- Filter size checker
Will a 1.25 inch or 2 inch filter cover your sensor?
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