Sometimes we need a non-contact liquid level sensor. There are several ways to build that, but the easiest is to try an optical liquid level sensor. You may already have an idea in mind since you are ...

As sailors in the 17th century learned the hard way, having an accurate clock for navigation is pointless if it is too delicate to carry aboard ship. The same goes for the super accurate optical ...

Sony offers phones with a 12MP continuous optical zoom camera, but an upcoming phone ups the ante with a 200MP continuous ...

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Get ready for the Optical Illusion 7, a captivating visual puzzle that challenges your perception! Buried within a sea of 808s, the elusive number 880 ...

An optical illusion showed a bird hidden among tyres in a junkyard, challenging users to spot it within 4 seconds. Optical illusions are fascinating brain teasers that test our perception, attention ...

An Optical Illusion is a type of visual illusion where our brain perceives an image that is different from its actual ...

How many people did you see in this picture? Today's optical illusion will make you baffled as you have to spot the number of people in a busy picture. How many people you will spot will test your IQ ...

An optical Illusion is a visual trick where our eyes and brain perceive different images from reality. These illusions are a type of visual puzzle that creates a misleading effect on our brain, ...

The new DS 002 optical cartridge is based on DS Audio's high-end models, and makes optical cartridges just a little more affordable. When you purchase through links on our site, we may earn an ...