Check here the Kerala SSLC Physics Question Paper 2025 and Answer Key with PDF format. Get the exam paper with answers for ...

Photo: SmallRig Earlier today, Fujifilm announced the GFX100RF, a fixed-lens medium-format camera. There's plenty of ...

People still say, ‘That’s not the Jessie I knew.’ But most didn’t know what he endured at home – and that’s likely what drove him on that day, psychiatrists say. Dr. Joseph Antognini travels across ...

\(power \ of \ a \ lens \ (D) = \frac{1}{focal \ length \ (m)}\) A lens has a power of -3.33 dioptres. Calculate the focal length and state what type of lens it is.

Shoot sports? You'll need one of the best lenses for sports photography – here are the best buys for Canon, Sony, L-mount, Nikon, Fujifilm, Pentax and Micro Four Thirds shooters I've long been into ...

Albert Einstein, in 1905, presented the revolutionary idea of light quanta of energy which equals ħw, where ħ is reduced Planck's constant. There is plenty of experimental evidence on magnetic ...

Any serious photographer should have a 50mm lens in their kit bag. Also known as a 'standard' prime or a 'nifty fifty,' these lenses capture a perspective that's roughly equivalent to the field of ...

Nikon’s Z-series lens line-up has never been healthier. If you’re shooting with one of the best Nikon cameras, you’ll want to pair it with the best glass you can buy. That’s exactly what ...

Zeiss is returning to making lenses for stills cameras, introducing the Otus ML line with new 50mm and 85mm F1.4 lenses for E, RF, and Z mounts. The lenses are manual focus only, but are focused on ...

Sigma has announced the 300-600mm F4 DG OS Sports lens, designed specifically for applications like sports, action and wildlife photography. Recent Videos Optically, the lens is built around 28 ...

This technique shared by [Andy Kong] is for 3D printed lenses, but would probably be worth a shot for any resin prints that need to be made nice and clear. The link to his post on X is here ...