The goal of adding an ENG (electronic news gathering) lens onto a DSLR is primarily to take advantage of the servo zoom part–the smooth, consistent, motorized zoom. What are the 3 types of lenses? What are the 3 types of … Continue reading →

Place a sample on the slide. Using a pipette, place a drop of water on the specimen. Then place on edge of the cover slip over the sample and carefully lower the cover slip into place using a toothpick or … Continue reading →

20 feet short of being able to connect the camera, you suddenly find that your cable came up short. Now you are faced with No problem, we have you covered, with our BNC-S splice connector, you can connect two cctv … Continue reading →

DORI stands for Detect, Observe, Recognise, Identify. The DORI distance is a “general proximity” of distance which makes it easy to pinpoint the right camera for your needs. What is the Dori standard? In CCTV, DORI is an acronym that … Continue reading →

Gram-positive bacteria have a thick mesh-like cell wall made of peptidoglycan (50–90% of cell envelope), and as a result are stained purple by crystal violet, whereas gram-negative bacteria have a thinner layer (10% of cell envelope), so do not retain … Continue reading →

Not only can oversized eyewear be unflattering if it’s much too big, it can compromise your comfort — and even your vision — if your eyes aren’t positioned behind the lenses’ centers. When trying on a new pair of eyeglass … Continue reading →

The focal length of an optical system is a measure of how strongly the system converges or diverges light; it is the inverse of the system’s optical power. A positive focal length indicates that a system converges light, while a … Continue reading →

The Canon M50 is Canon’s first camera to use the new CR3 raw format. It offers 14-bit colour depth and optional C-raw compression, saving 30 to 40 per cent of file size at full resolution and replacing Canon’s previous resolution-reduced … Continue reading →

But when it comes down to it: yes, when your camera is pointed directly at the sun, it can suffer damage – especially when the sun is at its highest point. This is because the lens acts as a magnifying … Continue reading →

Mechanical parts means operational parts on a vehicle that wear out over time or have a finite useful life or duration typically shorter than the life of the vehicle as a whole. Mechanical parts do not include external crash parts, … Continue reading →

The lensless camera is made from thin light sensitive silicon components integrated on a silicon chip. Light waves are received by each light sensitive element in the array and destructively interfere from all but one of the directions. Does a … Continue reading →

Can you remove the camera from an iPhone? Want to block the camera or remove the Camera app on your iPhone or iPad? It’s easy to do using Screen Time restrictions. Using Screen Time, an inbuilt iOS feature, you can … Continue reading →

Compatibility of Tamron lenses with Nikon Z and Canon EOS R Many Tamron lenses can be used with the lens adapter in conjunction with the mirrorless full-frame system cameras from Canon (Canon EOS R system) and Nikon (Nikon ZNikon ZNikon … Continue reading →

Can a broken camera lens be fixed? It really depends on the type of damage your lens sustained. Small scratches can be buffed out and replacing a cracked front element is doable. However, replacing elements or repairing internal damage is … Continue reading →

Fujifilm XF 90mm f2. Fujifilm XF 90mm f2 review It excels at subject separation with well-behaved bokeh, but is also one of the sharpest and fastest focusers in the range. If the 135mm equivalent coverage suits your style, it’s an … Continue reading →