In our testing, the lens performed impressively, detecting temperature differences as small as 0.1°C, whether measuring indoor heat loss or boiling water. Its compact design, great build quality ...

The best tilt-shift lenses enable you to tilt the angle of the optical path, relative to the image sensor. They also allow you to shift the optical axis so that it’s off-centre but still parallel to ...

I pick the best Canon superzoom lenses for Canon DSLRs and mirrorless cameras, ideal for travel photography and whenever you don't want to carry extra lenses. The best Canon superzoom lenses offer you ...

The journey of astronomical telescopes began in the early 17th century when Galileo Galilei crafted his ... which used mirrors instead of lenses to overcome chromatic aberration—a flaw in refracting ...

The 12x50 Monocular boasts advanced Fully Multi-Coating technology and a large BAK4 prism lens, ensuring high-contrast and color-accurate images. Whether you wear glasses or not, you can enjoy a ...

The iPhone 17 series is expected to launch globally in September, with rumors suggesting that Apple will introduce a new model, the iPhone 17 Air, in 2025, replacing the Plus variant. While ...

Refractor telescopes use specialised lenses to gather and focus light into an image, displaying a magnified sky view. In contrast, reflector telescopes use curved mirrors to reflect light onto the ...

This near- and mid-infrared image combines data from NASA’s James Webb Space Telescope’s NIRCam (Near-Infrared Camera) and MIRI (Mid-Infrared Instrument. Serpens is a reflection nebula, which means it ...

The Subaru Telescope in Hawai‘i is adding a new instrument to its arsenal, one that will observe the cosmos through a compound eye. The compound eye will allow Subaru to observe about 2,400 ...

The primary objective of this spacewalk is to replace critical hardware and repair the Neutron star Interior Composition Explorer (NICER) X-ray telescope. Listen to Story Williams and Hague will ...

Video of the largest photomosaic ever assembled from Hubble Space Telescope observations. The camera pans along the Andromeda Galaxy's vast disk which is over 200,000 light-years across. (Credit: ...