I Tested Alexa+ for Months. These 7 Features Changed How I Use My Echo Alexa+ is out of early access and available to all Prime members for free. I used Amazon's enhanced AI in early access and found ...

Sutter Instrument has developed several filter changers specially designed for wavelength selection over a wide spectral range to any given nanometer value. The Lambda VF-5™, Lambda VF-10, Lambda ...