University San Marcos 17. oz. Supreme Water Bottle. Show your California State University, San Marcos pride all year long with our authentic assortment of California State University, San Marcos collegiate apparel - including California State University, San Marcos t-shirts, sweatshirts, hats and more.
When the Bird Daylight Laser 200 emits a powerful green light that hits bird feathers, it makes a bright splash of light. Which traumatizes them and they can't fly away fast enough. A flock of more than 100 geese immediately took flight..
The majority of the laser pointers used in the U.S. are Class 3a diode lasers in the 630-680nm wavelength (translation: your garden-variety red laser), with a maximum output of between 1 and 5 milliwatts. Here's where it gets a little tricky.