Israeli flag. Photo: Eduardo Castro / Pixabay. CTech – David Halperin, co-owner of Optica Halperin – Israel’s largest optics retailer, has founded a new venture capital fund with partner Amitay Yamin, Calcalist has learned. The new VC is named Contrago Ventures and it will invest $50 million in companies active in a wide range of sectors, including cloud, cybersecurity, fintech, artificial intelligence and machine learning. The fund said that its anchor investors include companies and angel investors who are part of the global network of the connections of the Halperin family. Contrago Ventures plans to initially work out of Tel...