The uniform character of mathematics is the essence of science for mathematics is the foundation of all exact scientific knowledge. ~ David Hilbert 1862 – 1943 Mathematician
There may be babblers wholly ignorant of mathematics who dare to condemn my hypothesis upon the authority of some part of the Bible twisted to suit their purpose. I value them not and scorn their unfounded judgment. ~ Nicolaus Copernicus 1473 – 1543 Mathematician and Astronomer
Guy Severin (1926–2008) Russia – extra-vehicular activity supporting system.
Ronald Price Hickman (1932–2011) USA - designed the original Lotus Elan the Lotus Elan +2 and the Lotus Europa as well as the Black & Decker Workmate.
Giovanni Battista Amici (1786–1863) Italy – Dipleidoscope Amici prism.
Petrache Poenaru (1799–1875) Romania – fountain pen.
Hermann von Helmholtz (1821–1894) Germany – Helmholtz pitch notation Helmholtz resonator ophthalmoscope.
Édouard Michelin (1859–1940) France – pneumatic tire.
Archibald Low (1882–1956) Britain – Pioneer of radio guidance systems.
Clarence Birdseye (1886–1956) USA – frozen food process.
Ivan Knunyants (1906–1990) Armenia/Russia – capron Nylon 6 polyamide-6.
Fritz Klatte (1880–1934) Germany – vinyl chloride forerunner to polyvinyl chloride.
Vitaly Abalakov (1906–1986) Russia – camming devices Abalakov thread (or V-thread) gearless ice climbing anchor.
Nick Sheridon (1928–1962) USA – Electronic paper.
Arthur William Savage (1857–1938) – radial tires gun magazines Savage Model 99 lever action rifle.
Augustus Siebe (1788–1872) Germany/UK – Inventor of the standard diving dress.
Nikolai Lebedenko Russia – Tsar Tank the largest armored vehicle in history.
Alexander Bereznyak (1912–1974) Russia – first rocket-powered fighter aircraft BI-1 (together with Isaev).
John "Jack" Higson Cover Jr. (1920–2009) USA – Taser.
Hub van Doorne (1900–1979) Netherlands Variomatic continuously variable transmission.
György Gömöri (1904–1957) Hungary / USA– Gömöri trichrome stain Gömöri methenamine silver stain (histology).
Simon Sunatori (born 1959) Canada – inventor of MagneScribe and Magic Spicer.
Chemistry unlike other sciences sprang originally from delusions and superstitions and was at its commencement exactly on a par with magic and astrology. ~ Thomas Thomson - 1773 to 1852
Primates are visual animals above all and anatomical work in particular is as much pictorial as verbal. ~ Stephen Jay Gould 1941 to 2002 - Paleontologist
Pierre Curie voluntarily exposed his arm to the action of radium for several hours. This resulted in damage resembling a burn that developed progressively and required several months to heal. Henri Becquerel had by accident a similar burn as a result of carrying in his vest pocket a glass tube containing radium salt. He came to tell us of this evil effect of radium exclaiming in a manner at once delighted and annoyed: “I love it but I owe it a grudge.” ~ Marie Curie 1867 to 1934
This most beautiful system of the sun planets and comets could only proceed from the counsel and dominion of an intelligent and powerful Being. And if the fixed stars are the centres of other like systems these being formed by the like wise counsel must be all subject to the dominion of One; especially since the light of the fixed stars is of the same nature with the light of the sun. ~ Isaac Newton 1642 to 1727
Mathematics is the language in which the gods speak to people. ~ Plato c. 427 BC – c. 347 BC - Mathematician and Philosopher
Physicists being in no way different from the rest of the population have short memories for what is inconvenient. ~ Anthony Standen 1907 – 1993
The time however has arrived when biology must like the other sciences make a fresh start in a purely speculative direction free from all entanglement with medical or any other art. ~ Auguste Compte 1798 to 1857 - Philosopher of Science
- On demand access - access 720p HD live video at any time from your smartphone or the web, with built-in night vision.
- Personalized voice message - a recorded message will play when you can't answer the door.If the lights are solid blue, please type + , choose Wireless Device instead of Zink to find the doorbell.
- Answer the door wherever you are - see and speak to visitors directly from your smartphone.If all the lights are flashing green, please check your smartphone and make sure it is connected to a 2.4Ghz wifi network. If your router is a dual band router, meaning it supports both 5.0Ghz and 2.4Ghz networks, be sure the SSID (network name) is different for each. You will need your mobile device to be connected to the 2.4Ghz during setup. Passwords and SSID names must be a minimum of 6 characters.
- Smart motion detection - receive an alert and a recorded video clip whenever motion is detected.
- Easy setup - use existing wiring for quick installation and connect to WiFi using the free Zmodo app. Use Beam to easily set up Greet. With Beam Connect, setup is as simple as telling the app how many devices are powered on and ready to pair. If your router supports AC, you will need to disable that during the setup. In your router, you may need to take it out of mixed mode, or put it into legacy mode.
- See, hear and speak to anyone at your door from your smartphone, tablet or PC.
- Get instant alerts when visitors press your Doorbell or trigger the built-in motion sensors.
- Watch over your home in crystal-clear HD video.
- Protect your home - day or night - with infrared night vision.
- Communicate with visitors via two-way audio with noise cancellation.
- WIFI signal,the whole network interconnection. Remote calling, intercom, and unlock. Using most popular touch key technology, advanced and high Sensitivity, greatly extend the key life. Clear camera, and equipped with automatic light sensitive chip. If the light is not enough, it will use the IR night vision function to monitor and capture HD video and pictures.
- Motion detection function. You can open or close this function according to different working environments. Capture and video mode for choosing. Powered by DC 5V, more safe.
- Simple app operation in mobile phone, easy installation. support anrdoid and ios app APP download address remind: please search " door phone" for apple store(for ios app) and for google player(for android app).
- High-strength tempered glass surface, luxury, anti-resistant and scratches, has longer working life. With rain cover and touch key surface, better waterproof function.
- Easy to install. You can fix it with screws, or paste with double-sided tape. One door phone can be connected to several mobile phone, PC, or computers. Optional indoor dingdong doorbells to match. While calling to the mobile phone, the indoor doorbell will ring too.