With the upcoming partial solar eclipse on March 29, here are our top recommendations of solar viewing gear for getting the ...

All in all, the 12x28 WP is well into the category of being low priced, compact and light in weight for an image-stabilised binocular. It is nitrogen gas-filled, waterproof and immersible to a depth ...

With an abundance of advanced features, the CB2000C trinocular microscope by Celestron Labs is ideal for enthusiasts with little experience.

Form and function made for large-format creation The top plate of GFX100RF is machined from a single ... optical lenses for the broadcast, cinematography, closed circuit television, videography, and ...

Further, binoculars with objective lenses in the 42mm range let in adequate ... Optical coatings are applied in either single ...

For landscape astrophotography, start with a lens with a focal length of between 50-100mm lens. This will produce an image with a mid-focal length and depth of field to resolve details on the ...

The integrated 1,000-yard laser rangefinder offers both single and continuous measurement ... at $3,850 MSRP and the H35R (35mm lens) at $3,300 MSRP — each comes with a fully adjustable binocular ...

The interchangeable-lens concept is currently a prototype Realme is offering a 73mm portrait and a 234mm telephoto lens The company also previewed a voice-based image editing feature ...

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

This work centers around two major limitations of MOS, i.e., the severe optical aberrations and uncontrollable DoF, for achieving single-lens controllable DoF imaging via computational methods. A ...