GBI LensLab Editorial Team

The GBI LensLab Editorial Team publishes informational guides about cameras, lenses, image sensors, photography workflows, camera maintenance and digital imaging technology. Technical specifications are checked against manufacturer documentation and other appropriate primary sources when available.

What is Shutter Count and How Does It Affect Camera Lifespan?

check shutter count

What to Check Before Buying a Used Camera Many mirrorless cameras and older digital models store this metadata, but Canon cameras sometimes hide the details and may need service tools or a menu trick. Key Takeaways Understanding the Mechanics of Shutter Actuations Seeing how a sensor is exposed—either by moving curtains or electronic timing—can help …

Weather-Sealed Cameras: Do You Really Need It for Outdoor Photography?

weather sealed camera

How Weather Sealing Changes Shooting in Bad Weather Key Takeaways Understanding the Reality of Weather Sealing Defining splash resistance Splash resistance usually protects against water falling from above, not from below or behind. Manufacturers add rubber gaskets and tight fittings so your mirrorless cameras keep working in light rain and dusty conditions. The truth about …

Best Beginner Mirrorless Cameras for Photography and Vlogging

best beginner mirrorless cameras

How to Avoid Wasting Money on a First Mirrorless Setup Key Takeaways Understanding the Shift to Mirrorless Technology Modern mirrorless camera bodies pack fast autofocus and stronger video recording into smaller frames. That change also opened space for better stabilization and higher fps, which helps both photography and motion work. Why Mirrorless Cameras Work Well …

How to Safely Clean Your Camera Sensor at Home Without Scratching It

clean camera sensor

Start with a test photo, use the camera’s built-in cleaning function, and try a hand blower only if the manual permits it. This avoids unnecessary contact with delicate surfaces. No home method can guarantee scratch-free results: Canon’s EOS R5 instructions, for example, recommend service-center cleaning when direct cleaning is needed or a blower cannot remove …