China CCTV Camera Lens Manufacturers, Suppliers, Factory

Welcome to 2026. If you are a procurement manager at a manufacturing plant or just a tech-savvy homeowner, you’ve likely noticed that the old "more megapixels is better" logic has officially retired. In the era of AI-driven surveillance, a 4K camera with a tiny sensor is like putting a 4K monitor on a 1990s computer—it looks "sharp" until something actually moves.

Why settle for grainy black-and-white IR data? Our lead optical engineer explains why upgrading to a 5MP F1.0 Blacklight lens is the smartest sourcing move for next-gen vision systems.

The camera lens is one of the most important components of a camera as it determines the quality and clarity of the images captured. Depending on the type of photography you plan to do, choosing the right lens for your camera is crucial.

During the early hardware scouting phase for security, automotive, or robotics projects, I get hit with the same question at least three times a week: "Should we source an F1.0 large-aperture lens for a 'Blacklight' full-color system, or stick to a traditional Infrared (IR) illumination setup?"

Choosing between an F1.0 Blacklight lens and traditional IR illumination for night FPV flights is a battle of fundamental physics. We break down the real-world trade-offs in MTF, thermal drift, and color data.

If you read the latest marketing brochures in the surveillance industry, you might think anything less than an F1.0 aperture belongs in a museum. The "Full-Color Night Vision" arms race has convinced many procurement managers and engineers that bigger is always better. But let's take a step back and apply some common sense. Buying an ultra-large F1.0 aperture lens for a brightly lit office, a warehouse, or a standard residential driveway is like buying a Ferrari just to drive three blocks to the grocery store. It is expensive, highly sensitive, and completely unnecessary for the task at hand. The truth that lens manufacturers rarely admit out loud is this: For roughly 90% of standard security and monitoring scenarios, a high-quality F2.0 lens is actually the superior, more practical choice. Here is a logical breakdown of why you should stop staring blindly at the F1.0 spec sheet, and why a precision-engineered F2.0 lens might be exactly what your BOM (Bill of Materials) needs.