20 Best electric eye

An electric eye is basically a photodetectractor used for detecting obstructive light beams at night. An example of this is the doorbell security system used on doorbells which use a small light-emitting diode (LED) transmitter and receiver mounted at the bottom of the bell and also in the case of the PIR (passive infrared) cameras which are fixed on the doors and the windows as well. These days, electric eyes are also available for personal applications such as night vision, weather conditions and safety measures. This article will deal with some basic information about these devices and their utility.

XtremeAmazing Pack of 2 Dusk to Dawn Outdoor Hard-Wired Post Eye Electric Resistor Photocell Light Control Sensor Button Switch LED HID CFL JL-103A
  • Rated Voltage: 110~130Vac,Rated Frequency: 50/60Hz,Rated Loading: 500WTungsten,850VABallast,Operate Level: 10~20Lx On / 30~60Lx Off
  • Outdoor light controllers for automate lights, lamp posts or lanterns in the driveway and entryway so that your house will be well-lit
  • Outdoor lighting remote control can sense the amount of sunlight and automatically switches on at dusk and off at dawn,Save electricity and save things
  • Remote Control Light Sensor: heavy-duty case to protect elements ,can dustproof,waterproof
  • Approved By UL CERTIFIED,Ensure safety
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Woods 59408WD Outdoor Hard-Wired Post Eye Light Control with Photocell Light Sensor
  • OUTDOOR LIGHTING CONTROLLER FOR HOME SAFETY: this outdoor light controller automates lights, lamp posts or lanterns in the driveway and entryway so that your house will be well-lit and will less likely attract burglars
  • SMART OUTDOOR LIGHT CONTROL: the time delay function in the outdoor lights remote control eliminates flickers and false on/off triggers caused by stray dogs or cats
  • AUTOMATIC OUTDOOR LIGHT REMOTE CONTROL: with the photocell light sensor, the outdoor lighting remote control can sense the amount of sunlight and automatically switches on at dusk and off at dawn; this saves you the trouble of having to remember to switch it off at certain times
  • WEATHER-PROOF REMOTE CONTROL FOR OUTDOOR LIGHTS: this remote control for outdoor lights has a heavy-duty case to protect it from the elements, dirt and dust
  • OUTDOOR LIGHTS CONTROLLER DIMENSIONS: 120V 60Hz, 1800W Tungsten, 1100VA Ballast; incandescent, fluorescent, LED, halogen, mercury vapor, high pressure sodium, and CFL compatible
Pack of 2, Outdoor Hard-Wired Post Eye Light Control Electric Resistor Photocell Light Sensor, Dusk to Dawn Sensor, Convert Fixtures to Auto On at Night, LED HID CFL JL-103A
  • 2 PACK OF OUTDOOR LIGHTING CONTROLLERS FOR HOME SAFETY: these outdoor light controllers automate 2 lights, lamp posts or lanterns in the driveway and entryway so that your house will be well-lit and will less likely attract burglars
  • AUTOMATIC OUTDOOR LIGHT REMOTE CONTROL: with the photocell light sensor, the outdoor lighting remote control can sense the amount of sunlight and automatically switches on at dusk and off at dawn; this saves you the trouble of having to remember to switch it off at certain times
  • WEATHER-PROOF REMOTE CONTROL FOR OUTDOOR LIGHTS: this remote control for outdoor lights has a RAIN TIGHT case to protect it from the elements, dirt and dust - other brands are not rain tight.
  • UL LISTED & CERTIFIED SAFE Controller features 7 Inch Long Wire leads and easy wiring.
  • 3 YEAR WARRANTY - Dimension 1.12" x .84" x 2.05" 5/8"-18 thread nipple Nipple length 20mm (3/4") 120VAC, 50/60HZ 4.2AMP, 500W Tungsten 7.1AMP, 850VA Ballast On-Off Levels: 10~20Lx On(Dusk); 30~60Lx Off(Dawn)
Keilton 120V AC Dusk to Dawn Photocell Light Sensor, Outdoor Hard-Wired Post Eye Light Control with Photoelectric Switch, Auto On/Off, ETL Listed, 1 Pack
  • Automatic ON/OFF-This photocell sensor replaces existing photocells and automatically turns lights ON at dusk and OFF at dawn, light up when it should be to save energy cost
  • Safe and Security- ETL 773A lighting control standard and FCC PART15, Class B compliance, 50,000 hours lifespan, 5 years warranty
  • Easy Installation-Mounts in 5/8-inch hole (3/8-inch NPT pipe thread), hard wired to your fixture, Black to Line, White to Neutural, Red to Load
  • Wide Application-Easy installation make it perfectly work with wall pack, driveway and walkway lighting, post lamp, pole lantern, entry way porch light and other fixtures
  • Electrical Rating-Input 120V AC, 50/60Hz, Max. load: 100W incandescent, 55W fluorescent, 55W LED driver, Power consumption 0.5W
Heated Eye Mask, USB Steam Warm Compress for Puffy Eyes, Warm Therapeutic Treatment for Dry Eye, Chalazion, Blepharitis, Stye (Black)
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Heated Eye Mask, USB Steam Warm Compress for Puffy Eyes, Warm Therapeutic Treatment for Dry Eye, Chalazion, Blepharitis, Stye (Black)
  • The soothing warmth helps you go into deep sleep at home, take a rest for eyes at office, enjoy yourself on travel and have an eye spa in the hotel.
  • It's designed to have 3 classes heat temperature from 98.6 to 125.6℉ and 3 classes timing from 20 to 60 minutes. It will stop working automatically when you go into deep sleep.
  • Powered by PC, power bank, USB adapter. Packed with a lovely carry bag. Easy to take it everywhere you go.
  • Inspired by disposable hot steam eye mask, heated with carbon fiber heater, But more environment friendly, more convenient, more economical than disposable hot steam eye mask.
  • Aroma Season provides 12 months quality warranty. Feel free to contact us by email (You would find the service email on the Warranty Card). Aroma Season customer services will answer you in 24 hours.
Electric Heated Dry Eye Mask - Relieves Eye Strain - Stress - MGD - Blepharitis. Patent Pending - Eye Doctor Approved. (2021 Edition)
  • OPHTHALMOLOGIST RECOMMENDED
  • HOME USE MASK THAT OFFERS TRUE DRY EYE RELIEF
  • RELIEVES EYE STRAIN, IRRITATION, MGD, BLEPHARITIS
  • MULTIPLE HEAT LEVELS AND TIMER FUNCTIONS
  • 100% SATISFACTION GAURANTEED
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Heated Eye Mask, Eye Mask for Dry Eyes, Blepharitis, Stye, Puffy Eye, Pink Eye, MGD, 100% Silk Sleep Eye Mask, Adjustable Temp, USB Port, Heated Eye Mask for Dry Eyes, Electric, Warm Compress for Eyes
  • Doctor’s Advice; Have you been suffering from dry eyes, stye, pink eye, blepharitis or MGD? Recommended by doctors, A warm compress for eyes with heated eye mask is incredibly beneficial for relieving irritation, dryness, and redness in the eyes as warmth is known to relieve pain and increase blood flow; Trust the experts, your eyes are priceless, while eye protection is cheap and easy
  • Why Graphene Heated Eye Mask; Guess you are tired of using warm washcloths or microwaveable eye masks which are dripping and messy, and warmth of which doesn't last long or stay consistent, this heated eye mask for dry eyes will be an ideal alternative; Adopted Graphene heating pad, the sleep eye mask emits even and continuous heat, which also has 3 heat choices (100.4℉, 104℉, 113℉), providing a comfort warm compress for eyes; Enjoy a warm compress for eyes immediately without any preparation
  • Snug Design; Made of 100% pure silk, the dry eye sleep mask is soft, breathable and skin-friendly, which gives your eyes barely any compress; Besides, designed with an elastic and adjustable headband, the eye mask heated can fit various people with different head circumferences; The silk surface of the eye mask makes it suitable for all seasons
  • USB Power Supply; One end with USB port which can be powered by laptops, power bank, USB charger, and car USB adapter, another end with a magnetic connector which can be attached or detached easily and swiveled 360°, so this heated eye mask for blepharitis can also be used as a normal sleep eye mask and has little limitation for places to use, Besides, the length of our cord is about 48 inches
  • What You Get; When you shop this heated eye mask for dry eyes electric, you get a silk eye mask, a USB cable, a portable pouch and a package that is exquisite enough to be a gift for friends and families,even for special events such as Valentine day gift;
Aroma Season Heated Eye Mask, For Stye Blepharitis Moist Treatment with Flaxseed, Warm Therapy to Unclog glands, Relieve Dry Eye Syndrome, Chalazion, Stye, MGD and Blepharitis (Blue)
  • Tired of your regular eye compresses not staying hot after a few uses? Our mask provides consistent heat for as long as you need.
  • The heated eye mask is made from cotton and filled with natural flax seeds.
  • The heating element touches and heat the eyelids, unclog glands directly.
  • It's designed to have 3-class heat temperature settings from 104℉ to 140℉ and will stop working automatically when time is up.
  • It's easily powered by PC USB port, power bank, phone charger and is packed with a lovely box. Free to take it everywhere you go.
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Lifepro Smart Electric Eye Massager with Heat Vibration Air Compression Bluetooth Music - Eye Strain, Migraine, Tension Headache Relief Device - Rechargeable Adjustable Dry Eye Mask
  • SMART BLUETOOTH EYE MASSAGER: Our eye and face massager includes 4 massage programs, 2 massage modes, heat feature and music via bluetooth. Adjustable elastic strap ensures comfortable fit, and the LED control panel displays selected options.
  • ACUPRESSURE + VIBRATIONS: This natural sleep aid device provides migraine relief and eye strain relief by targeting acupuncture points around the eyes, eyebrows and temples with vibrations, heated massage, acupressure therapy and soothing music.
  • NATURAL PAIN RELIEF: Soothing eye massage provides pain relief for eye strain and fatigue after long hours of using electronic devices. Reduce pain and decrease stress with our natural headache relief device, alleviating tension headaches, migraines and sinus headaches.
  • LIGHTWEIGHT & PORTABLE: Our eye and head massager weighs just 0.7 lb, folds in half, and lasts up to 4 hours on a single charge, allowing you to take it with you when you work or travel. Unwind with a soothing massage on the couch, at the office, or anywhere life takes you.
  • LIFETIME WARRANTY: We’re always on your team. Every eye massager bearing our name undergoes rigorous scrutiny to make sure it delivers on power and efficacy, and our built-in lifetime warranty ensures LIVE support from our ‘guiding angels.
Stress Therapy Electric Eye Massager - Wireless Digital Mask Machine w/ Heat Compress, Built-in Battery & Adjustable Elastic Band - Air Pressure Vibration Massage Eye Relief - Serenelife SLEYMSG40
  • SELECTABLE MASSAGE MODES: The digital eye massager system comes with 5 selectable preset massage modes which can be selected according to individual needs & preferences. This portable machine is a perfect tool to alleviate eye fatigue & stress
  • AIR PRESSURE VIBRATION: This portable eye massager provides moderate air compression to relieve eye strain & vibrating power to prevent eye muscle pain. The heat compress can also help you improve dark circles & achieve healthier eyes
  • PORTABLE FOLDING DESIGN: Comes in a small, foldable & fashionable goggle visor style which makes it easy to carry around. The compact eye mask also has a rechargeable battery to ensure you can use it wherever you go. Carrying case is included as well
  • SOOTHING MUSIC: The wireless stress relief equipment massager features built-in speakers w/ MP3 to help you relax even more. The included USB cable helps to transfer songs easier. Also has an automatic power off function to ensure undisturbed sleep
  • ADJUSTABLE ELASTIC BAND: This personal handheld smart eye massager comes in universal size, making it an ideal eye relief & relaxation tool for people of all ages. The headband tightness can be adjusted to fit most people’s face shape

How to Use an Electric Eye For Photo Cells

Electric eye contacts are used to detect any light source blocking the normal light sensitive visual rays. The electrical impulses from the eye are transformed into laser light and sent to the receiver, where the processing is done. This processing may be done using an analog signal or via a digital signal depending upon the technology used.

One major advantage of using an electric eye is that the user need not strain his or her eyes unnecessarily because there is no requirement for turning the head towards the light source. Another advantage of this device is that it does not require exposure to harmful particles such as fumes, smoke or corrosives. Also, an electric eye has a longer distance between the source and the receiving lens than a conventional light emitting diode (LED) or photovoltaic cell (PV) devices. This feature makes the electric eye very suitable for military purposes because it can be used for surveillance. This means an operator who is monitoring a closed area can look at a wide area through the eye and see everything clearly without moving his or her head from where he or she is seated.

To understand how such capabilities work, it is useful to first know how an electric eye works. When an artificial light emits photons in the form of electric pulses, these are then picked up by the photocell which is embedded in the gadget. The photocell processes these signals to form an electrical signal which is then sent to the computer which controls the movement of the eye. As one would expect, this process is rather complicated and it is exactly this complexity which gives rise to the various different types of electric eyes currently on the market.

The first kind of electric eye, which we will be looking at, is called the cadmium sulfide photocell. The name Cadmium tells us nothing about what material is used to build this part of the gadget, but we do know that it is made out of a metal such as cadmium sulfide. It is also important to note that most of these units utilize an ionization technique to produce electric pulses instead of a mechanical one. In fact, most of these have two electrodes which are arranged in such a way as to create two different levels of voltage: one is ground and the other is charged.

While the first type of electric eye was originally created for medical uses to treat eye conditions, the second kind of unit is now being increasingly used in many manufacturing applications. What makes this type of unit useful for many different uses is the fact that they tend to use much less energy when compared to the conventional photocells. This is because the resistance level between the charging and non-charging components is much lower. So, while using a conventional photocell the amount of energy needed to achieve the desired level of light is relatively higher.

However, the use of such devices also has another important benefit to offer users. While conventional systems tend to only allow for measuring the intensity and not the frequency or the color of light that escapes from an object, the cadmium sulfide photocell actually allows for the measurement of all three. Thus it is not only possible to determine the intensity but also to determine the frequency and the color of light that escape. In effect the electric eye provides users with a duality of functionality.

While the Cadmium Sulfate multimeter is one of the most common types of electric eye experimentation devices available, there are many other models on the market. For example, the Diode-based device, is available as both a monochromatic and colorimeter. The best devices will allow users to experiment with the operation of various phosphors. This can be useful for a wide range of scientific experiments.