Specifications Optics: BK-7 Solar filter: White-light solar filter (ISO 12312-2:2015(E)) Design: Porro prism Magnification: 20x Objective lens diameter: 50 mm Waterproof/fog-proof: Water resistant Eye relief: 8 mm Weight: 1.96 pounds
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Key details Price: $79.99/£79.99 Model number: 76191 Number of pieces: 590 Dimensions: 13 x 6 x 5 inches / 31 x 13 x 11cm Recommended age: 18+ Most Lego sets
Visualization of the shape deformation of the PSF due to the combination of jitter movements and focal plane imperfections. Left panel: The PSF is represented with a Nyquist-sampled Gaussian profile
TAMPA, Fla. — Boeing announced April 16 it has built the ground-based twin for a mission aiming to demonstrate quantum networking in space, marking a key milestone ahead of launching
The Commercial Space Federation is at the forefront of dealing with the diverse nature and rapid growth of the commercial space industry. The organization’s mission is to push for growth
A flag that flew to the moon, a cookie from Cookie Monster and the set list for an upcoming music tour are now all space artifacts, having briefly left the
The next rocket to launch astronauts to the moon is nearing completion. NASA’s Space Launch System (SLS) continues to make progress toward its Artemis 2 mission planned for next year;
Data visualization of the sun as seen from Apollo 16’s lunar landing site. A new experiment, using moon dust collected on the Apollo 17 mission, has found evidence that the
5 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) NASA’s F-15D research aircraft conducts a calibration flight of a shock-sensing probe near NASA’s Armstrong Flight Research Center in
Applications 17/04/2025 517 views 13 likes Satellite observations show that sea-surface temperatures over the past four decades have been getting warmer at an accelerated pace. Between 1985 and 1989, a
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