Lens Design - Astro Photography HQ

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

light pollution imaging strategy

Filters & Light Pollution

Imaging Galaxies in Light Pollution: The Filter Strategy That Works

Fascinating galaxy imaging in light pollution hinges on a strategic filter…

AstroPhotographyHQ Team
May 17, 2026

The Latest Data on El Niño Is a Looming Nightmare

Guiding & Tracking

The Latest Data on El Niño Is a Looming Nightmare

New NOAA projections indicate the possibility of an El Niño event with elevated sea…

AstroPhotographyHQ Team
May 17, 2026

A super El Niño wiped out millions of people in 1877. Are we better prepared now?

Planning & Targets

A super El Niño wiped out millions of people in 1877. Are we better prepared now?

A super El Niño in 1877 caused catastrophic loss of life. This report examines current…

AstroPhotographyHQ Team
May 17, 2026

How Diamonds Are Made

Guiding & Tracking

How Diamonds Are Made

An in-depth look at how natural diamonds are formed, mined, processed, and polished,…

AstroPhotographyHQ Team
May 17, 2026