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Optical Telescopes Benefit From Precision HyperboloidsSurrey UK (SPX) Nov 05, 2012 Optical Surfaces Ltd. has established a worldwide reputation of being able to deal with the extremely tight tolerances and accuracy that hyperbolic optics demand. Hyperboloids are generally used in optical telescope systems where good off-axis performance is an important requirement. Optical Surfaces supplied hyperboloids have been at the heart of many deep space and earth observation satellites including BNSC's Top Sat, the NASA swift explorer as well as ESA's XMM and NigeriaSAT-2. Benefiti ... read more |
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![]() Commentary: Pakistan's heavyweights Abdul Qadeer Khan, Pakistan's national hero who peddled nuclear weapons secrets to Iran, North Korea and Libya (under Moammar Gadhafi), now has his own political party to promote his presidential ambitions. He is also a media columnist and his anti-U.S. lucubrations are read in both English and Urdu. ... more |
![]() Nigeria floods kill 363, displace 2.1 million since July Flooding in Nigeria since July has killed 363 people and displaced 2.1 million in what the president has called an unprecedented situation in Africa's most populous nation, officials said Monday. ... more |
![]() Nigeria military kills about 40 in northeast: residents Nigerian soldiers shot dead dozens of young men during raids in a city seen as a stronghold of a radical Islamist group, residents and a morgue worker told AFP on Friday. ... more |
Amazon takes on iPad with new Kindle Fire tablet Hong Kong to restrict foreign homebuyers from 2013 US judge OKs partial settlement in e-book case Nordic-Baltic states seek more cooperation Outside View: Jobs outlook grim Empire-style computers? Frenchman takes PCs to lap of luxury Google-Microsoft field smartphones to take on iPhone 5 EU businesses urge China's new leaders to speed reforms |
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![]() Fugitive Iraq VP handed second death term Iraq's vice president Tareq al-Hashemi, a critic of premier Nuri al-Maliki and one of the country's top Sunni officials, was handed a second death sentence in absentia on Thursday. ... more |
![]() Scientists Find Aphid Resistance in Black Raspberry There's good news for fans of black raspberries: A U.S. Department of Agriculture (USDA) scientist and his commercial colleague have found black raspberries that have resistance to a disease-spreadi ... more | |||||||
DAMPE space telescope finds universal spectral feature that narrows field on cosmic ray origins
ThinKom Develops Self-Funded Mobile HPM Weapon to Counter Drone Swarms
Planet and Carbon Mapper Plan SWIR-Only Tanager Satellite for Wider Methane Detection |
![]() Graphene Mini-Lab A team of physicists from Europe and South Africa showed that electrons moving randomly in graphene can mimic the dynamics of particles such as cosmic rays, despite travelling at a fraction of their ... more |
![]() US monitoring Iranian warships' Sudan visit The United States said Wednesday it was monitoring a visit by two Iranian warships to a Sudanese port this week, but had no details about it. ... more |
![]() Storm damage forces UN Security Council to move Superstorm Sandy caused serious water damage to the UN Security Council chamber, forcing it to move to a temporary base for a special meeting on Wednesday, diplomats said. ... more |
![]() Libya army has 'no control' in Bani Walid: defence minister Libya's defence minister said Monday that the army has no control over Bani Walid, one of the last bastions of Moamer Kadhafi's regime, and that armed groups there prevent families from returning home. ... more |
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![]() Israel, Iran scrap over Red Sea zone Two Iranian navy ships have docked at Sudan's main port of the Red Sea, underlining Tehran's military links to Sudan in the wake of last week's airstrike, with Israel suspected to have carried out the attack, on an arms factory near Khartoum. ... more |
![]() G.Bissau's alleged coup mastermind to face military court The alleged mastermind of an attack on a military barracks in Guinea-Bissau, which government has described as a coup attempt backed by Portugal, will face a military court, the army said Tuesday. ... more |
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Sidekick autonomy software guides YFQ-42A test mission for CCA program
Infleqtion lists shares on NYSE as neutral atom quantum firm
Top Chinese gaming companies continue to challenge |
![]() Senegal foreign, interior ministers lose jobs in reshuffle Senegalese President Macky Sall kicked out his foreign and interior ministers in a major government reshuffle Monday, just days after admitting "errors" in managing a violent protest against the detention of a religious leader. ... more |
![]() Khartoum arms factory fire caused by airstrikes: monitors An explosion and fire at a Sudanese munitions factory this week appears to have been caused by airstrikes, a US-based non-profit monitoring group said Saturday. ... more |
![]() Sudan denies Iran role in arms factory Sudan's foreign ministry on Monday denied that Iran had any involvement in a military factory which Khartoum says was attacked by Israeli aircraft last week. ... more |
![]() Algeria's the key power against al-Qaida Algeria, the military heavyweight in North Africa with two decades of battling Islamic extremists under its belt, is becoming the focal point of efforts to crush the jihadist-held enclave in northern Mali. ... more |
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