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Narrow Beam

_ is a device that produces a powerful, narrow beam of light.?
Laser
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AMAT 1400-00028 SNSR PHOTOELECTRIC NARROW BEAM 700MM | ![]() |
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US $50.00 | 27d 10h 15m |
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NEW Quinstar 26.5 to 40 GHz Narrow Beam Scalar Horn Antenna Model QSH-A20SO | ![]() |
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US $259.95 | 12h 27m |
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NIB GE HALOGEN PAR 20 NARROW FLOODLIGHT 25 BEAM 50W | ![]() |
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US $15.00 | 20d 8h 49m |
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GU10 MR16 3W LED Spot Narrow Beam Light Bulb Lamp 220V 240V Spot Down Lighting | ![]() |
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US $6.14 | 15d 18h 11m |
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Chauvet LEDrain 38C - DMX LED Narrow Beam Light NEW | ![]() |
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US $89.99 | 19d 7h 12m |
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American DJ OPTI/LN AMERICAN DJ - Elation - Optional narrow beam lens for Op... | ![]() |
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US $6.95 | 24d 8h 46m |
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Indoor Directional WiFi Panel 14.3dBi Narrow Beam Panel Flat Patch Antenna NEW | ![]() |
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US $46.65 | 17d 7h 4m |
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Hobbs Halogen 3x5 Sealed Beam Narrow Flood 72573-50 | ![]() |
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US $22.99 | 2d 2h 37m |
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American DJ OPTI-LENS/LN Narrow Beam Lens | ![]() |
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US $4.99 | 28d 21h 31m |
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Portfolio 6" Narrow Beam Reflector Low Irid 6000LI | ![]() |
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US $15.00 | 28d 17h 20m |
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NOS 200PAR46/3NSP NARROW BEAM PROJECTOR 200W 120V KEN RAD SPOT LIGHT BULB NEW | ![]() |
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US $6.99 | 28d 14h 53m |
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Box of TEN Bulbs, MR16 12 Volt 20W Narrow Flood Beam | ![]() |
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US $10.49 | 28d 12h 52m |
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American DJ OPTI-LENS/LN Narrow Beam Lens $4.99 American DJ OPTI-LENS/LN Narrow Beam Lens |
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American Dj Opti-Lens/Ln Narrow Beam Lens $4.99 American DJ OPTI-LENS/LN Narrow Beam Lens |
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Children at Hidden Valley Farm playing follow the leader on a narrow wooden beam $79.99 Alfred Eisenstaedt Children at Hidden Valley Farm playing follow the leader on a narrow wooden beam - Premium Photographic Print |
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Balance Beam $151 For the beginner or the expert! Solid maple, securely attaches to pegged feet. Six foot beam measures 2 3/4" wide on one side, or flip it over for a bigger challenge of a more narrow 1 3/8" width. |
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Beam $10.49 Beam |
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Narrow $8.49 Narrow |
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6' Balance Beam $80.64 For the beginner or the expert! Solid maple, securely attaches to pegged feet. Six foot beam measures 2 3/4" wide on one side, or flip it over for a bigger challenge of a more narrow 1 3/8" width. |
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Garmin 80/200khz Dual Beam Width Transducer $64.99 Garmin 80/200khz Dual Beam Width Transducer . An excellent choice for freshwater or shallower saltwater, but also offer good performance in a wide range of conditions. You ll see excellent bottom definition using a narrow (20) beam yet can still see fish found in the wide (45) beam when manually switched. |
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Coast Products Tactical Focus Beam LED Flashlight. $49.99 Twist for narrow or broader beam; no dark spots when moving from concentrated to wide beam. Focusable Prism Reflector System. High-intensity LED; white beam. 5" length. 3 "AAA" batteries included. Maximum wattage: 3.4. Lumens: 83. Battery life: 100 hours. |
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Guidecraft Balance Beam $75.6 Guidecraft - Bookcases - G99000 - For the beginner or the expert! Solid maple securely attaches to pegged feet. Six foot beam measures 2 .75 wide on the side. Flip it over for a bigger challenge of the more narrow. Additional shipping charges apply. Method of shipping is UPS OS2. Specifications: Dimensions: 5.5 H x 13 W x 5.5 L Weight: 48 lbs. |
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Tt7438Cp - Led Tactical Focus Beam Flashlight, 200 Lumens Narrow, 20 L $63.25 Tactical Tape Switch LED Flashlight, With Focusing Beam, Prism Reflector System, Patented Lens Technology Prevents Dark Spots When Focusing Beam, Shockproof, Water Resistant, 3.4 Maximum Wattage, 60.2 Lumens, 8.5 Hour Battery Life, Uses 3 inch AAA inch Batteries, Included. [BreakPack_140674] UPC: 15286192851 10.43L x 5.91W x 1.57H 0.92 LB |
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Radio galaxy, computer artwork Photo Mugs |
DescriptionRadio galaxy, computer artwork. A radio galaxyis a type of active galaxy that is very luminousat radio wavelengths. An active galaxy is atypical galaxy, but with a core of emission in themiddle of the galaxy, known as an active galacticnucleus (AGN)... |
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Classic Famous Bridge Films DVD: 1930 - 1950s Golden Gate Suspension Bridge, Bridge Collapse Disaster, & Bridge Construction, Design And Engineering History Pictures Films
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DescriptionThis compilation features films about the marvels and, sometimes, disasters of bridge building and engineering. From the notorious Tacoma Bridge collapse to the opening of the Golden Gate Bridge, these films explore the wonders and beauty of bridges... |
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Sylvania 14502 50 Watt PAR20 Narrow Flood Light Bulb / 30 Degree Beam Spread / 120 Volt |
Description50 watt 120 volt PAR20 Medium Screw (E26) Base 2,950K Narrow Flood Capsylite Halogen Incandescent Sylvania Light Bulb |
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GU10 120v 50w MR-16 50 Watts JDR C Halogen Bulb Lamp |
DescriptionGU10 120v 50w MR-16 MR16 Long Life Lamp Manufacturer : Bulb Type: |
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Sylvania #14700 50-watt PAR20 wide flood halogen bulb
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Description50 watt 120 volt PAR20 Medium Screw (E26) Base 2,950K Wide Flood Capsylite Halogen Incandescent Sylvania Light Bulb |
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200PAR46NSP Replacement Par Can Bulb
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Description120 volt, 200 watt Par 46 lamp. |
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Eiko 15038 - EYS - 42 Watt MR16 Style Halogen Light Bulb, 24 Degree Beam Spread, 12 Volt |
Description42 watt 12 volt MR16 Bi-Pin (GU5.3) Base 3,000K EYS 24 Degree Narrow Flood Projector / Stage / Studio Incandescent Eiko Light Bulb |
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Sylvania 14710 50 Watt PAR30 Flood Capsylite Light Bulb
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Description50 watt 120 volt PAR30 Medium Screw (E26) Base 2,950K Reflector Flood Capsylite Halogen Incandescent Sylvania Light Bulb |
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Sylvania 59034 - 75PAR16/CAP/NFL30 - 75 Watt PAR16 Narrow Flood Light Bulb, 30 Degree Beam
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Description75 watt 120 volt PAR16 Medium Screw (E26) Base 2,950K Designer Narrow Flood Capsylite Halogen Incandescent Sylvania Light Bulb |
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HonlPhoto 1/8" Honeycomb Speed Grid for Shoe Mount Portable Flashes |
DescriptionThw 1/8 Speed Grid has a 1/8" honeycomb cell size to effectively narrow the beam of light from your portable flash unit, producing a small circle of light on your subject. Fits most any shoe mount and most handle mount portable strobes, including Canon 420 though 580 and Nikon SB24 though SB800... |
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Instapark® Dual Garage Door Laser Parking Guide System
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DescriptionProduct Description Park your car in the right spot everytime with the Garage Laser Parking System. This easy to install system will put a stop to dented walls fenders and taillights. The system is automatically activated when your vehicle enters the garage... |
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Narrow Beams
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Tomb Raider Anniversary |
DescriptionLara Croft and her tomb raiding adventures come to life on the Wii Console. Lara Croft Tomb Raider: Anniversary takes full advantage of the unique controls of the Wii Console, and delivers exclusive new content allowing players to become an extension of Lara Croft and interact with the Tomb Raider exploration and discovery like never before... |
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Sylvania 14502 50 Watt PAR20 Narrow Flood Light Bulb / 30 Degree Beam Spread / 120 Volt / 50PAR20
List Price: |
Description50 watt 120 volt PAR20 Medium Screw (E26) Base 2,950K Narrow Flood Capsylite Halogen Incandescent Sylvania Light Bulb |
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Photo Jigsaw Puzzle of Radio galaxy, computer artwork from Science Photo Library |
DescriptionPhoto Puzzle, Radio galaxy, computer artwork. Radio galaxy, computer artwork. A radio galaxyis a type of active galaxy that is very luminousat radio wavelengths. An active galaxy is atypical galaxy, but with a core of emission in themiddle of the galaxy, known as an active galacticnucleus (AGN)... |
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300 lumen 5Watt 18650 3 Mode CREE LED Flashlight with Carry Holster
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Description5W Output bright to 300 lumens. |
Video Light Narrow Beam
How far apart are the fringes in the center of the pattern on a screen 3.3m away?
A parallel beam of light from a He-Ne laser, with a wavelength 656nm , falls on two very narrow slits 0.040mm apart.
Θ = arcsin(lambda/(d)) = 1.6400735E-02 rad, 0.93969291 deg
y = D*tan(Θ) = 5.4127280E-02 m
y is the distance from center of the 1st maximum.
Distance between maxima = 2y.































