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Astro Photography HQ
  • Vetted
  • Imaging Basics
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    • Optics & Sensors
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Browsing Category

Optics & Sensors

64 posts
  • Optics & Sensors

Coma and Field Curvature Explained: Calculations You Can’T Skip

optical aberration calculation techniques
Just understanding coma and field curvature calculations unlocks sharper images—discover how to predict and correct these distortions effectively.
  • AstroPhotographyHQ Team
  • August 30, 2025
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  • Optics & Sensors

Refractor Vs Reflector Pros and Cons: Do This, Not That

telescope types comparison
Probing the pros and cons of refractors versus reflectors reveals crucial insights that can dramatically impact your stargazing choices—discover which telescope suits your needs best.
  • AstroPhotographyHQ Team
  • August 29, 2025
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  • Optics & Sensors

Backfocus and Spacers FAQ: What Pros Wish You Knew

camera setup and adjustments
A comprehensive guide to backfocus and spacers reveals expert tips that can transform your photography—discover what professionals wish you knew.
  • AstroPhotographyHQ Team
  • August 28, 2025
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  • Optics & Sensors

Avoid These 9 Mistakes in Backfocus and Spacers Maintenance

backfocus spacer maintenance tips
The key to flawless backfocus and spacer maintenance lies in avoiding common pitfalls—discover essential tips to keep your system precise and reliable.
  • AstroPhotographyHQ Team
  • August 24, 2025
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How to See the Giant Asteroid That Will Pass by Earth This Weekend
  • Guiding & Tracking

How to See the Giant Asteroid That Will Pass by Earth This Weekend

Learn when and how to see asteroid 1997 NC1, passing close to Earth on June 27, using…
  • AstroPhotographyHQ Team
  • June 26, 2026
The strawberry moon will soon rise. When to look up.
  • Guiding & Tracking

The strawberry moon will soon rise. When to look up.

The upcoming strawberry moon will rise soon. Learn the exact timing and why this…
  • AstroPhotographyHQ Team
  • June 26, 2026
June's Strawberry Moon is unlike any other full moon. Here's why
  • Guiding & Tracking

June’s Strawberry Moon is unlike any other full moon. Here’s why

June's Strawberry Moon in 2026 is unlike any other, featuring a rare brightness and…
  • AstroPhotographyHQ Team
  • June 26, 2026
This Week's Sky at a Glance, June 26 – July 5
  • Planning & Targets

This Week’s Sky at a Glance, June 26 – July 5

Overview of key celestial events from June 26 to July 5, including the Strawberry Moon,…
  • AstroPhotographyHQ Team
  • June 26, 2026
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