Astrophotography filters are either narrowband (for nebulae) or wideband (for galaxies and star clusters). Narrowband filters isolate specific light wavelengths; wideband filters let through a broader ...

Since the early 1990s, the Hubble Space Telescope has captured breathtaking images of tens of thousands of celestial objects, inspiring a generation of professional scientists and amateur astronomers.

The instrument uses randomly textured lithium niobate and its developers have used it for astronomical imaging and materials ...

ABSTRACT Emission‐line galaxies are an invaluable tool for understanding the evolution of galaxies in the universe. Imaging deep fields with narrowband filters allows not only the selection of these ...

Alluxa’s Ultra-Narrowband filters, for applications such as laser cleanup, lidar, telecommunications, and instrumentation, offer the narrowest and “squarest” filter profiles in the visible and NIR ...

We may receive a commission on purchases made from links. If you're a photographer, you know that the subjects you capture can determine how you shoot and what you shoot with. The gear a nature ...

We review the budget-friendly SVBony SV227 5nm narrowband filter set and compare it to premium options. Is the low price worth it? Donald Trump's remarks about Putin leave Russian state TV stunned I’m ...

Ultrafast lasers have a crucial function in many fields of science; however, up to now, high-energy pulses directly from compact, efficient and low-power semiconductor lasers are not available.