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Supplier: Edmund Optics Inc.
Description: A Fresnel lens replaces the curved surface of a conventional lens with a series of concentric grooves, molded into the surface of a thin, lightweight plastic sheet. The grooves act as individual refracting surfaces, like tiny prisms when viewed in cross section, bending parallel
- Lens Type: Fresnel Lens
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Supplier: Edmund Optics Inc.
Description: A cylindrical Fresnel lens is a collapsed version of a conventional cylindrical lens. These lenses can be used in applications which require focusing in only one dimension.
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Supplier: Edmund Optics Inc.
Description: A cylindrical Fresnel lens is a collapsed version of a conventional cylindrical lens. These lenses can be used in applications which require focusing in only one dimension.
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Supplier: Edmund Optics Inc.
Description: A cylindrical Fresnel lens is a collapsed version of a conventional cylindrical lens. These lenses can be used in applications which require focusing in only one dimension.
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Supplier: Premier Lighting & Production Company
Description: Fresnel Lens 6in
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Supplier: Knight Optical (UK) Ltd
Description: uncoated, however, antireflective coatings can be applied at short notice. Please note that due to the small size of the fresnel lens on part LFG0505 each 15x15mm part is etched with three 5mm lenses by default.
- Focal Length: 5 mm
- Lens Type: Fresnel Lens
- Width: 0.6000 mm
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Supplier: Knight Optical (UK) Ltd
Description: uncoated, however, antireflective coatings can be applied at short notice. Please note that due to the small size of the fresnel lens on part LFG0505 each 15x15mm part is etched with three 5mm lenses by default.
- Focal Length: 6 mm
- Lens Type: Fresnel Lens
- Width: 0.1000 mm
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Supplier: Knight Optical (UK) Ltd
Description: uncoated, however, antireflective coatings can be applied at short notice. Please note that due to the small size of the fresnel lens on part LFG0505 each 15x15mm part is etched with three 5mm lenses by default.
- Focal Length: 650 mm
- Lens Type: Fresnel Lens
- Width: 0.5000 mm
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Supplier: Knight Optical (UK) Ltd
Description: uncoated, however, antireflective coatings can be applied at short notice. Please note that due to the small size of the fresnel lens on part LFG0505 each 15x15mm part is etched with three 5mm lenses by default.
- Focal Length: 15 mm
- Lens Type: Fresnel Lens
- Width: 0.1300 mm
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Supplier: DigiKey
Description: LENS CLR 47DEG FRESNEL RING ADH
- LED Hardware: LED Lens
- LED Type: Other
- Lens Color: Clear
- Lens Style: Fresnel, Other
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Standards and Technical Documents - SYSTEM, OPTICAL LANDING, FRESNEL LENS, MK 6 MOD 0 -- MIL-S-23825Supplier: Accuris
Description: SYSTEM, OPTICAL LANDING, FRESNEL LENS, MK 6 MOD 0
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Supplier: Ushio America, Inc.
Description: proprietary Tru365TM LED module with the flexibility and control of a focusable glass Fresnel lens. Built on our 100% silent and field-proven F8 platform, the F8-B delivers the latest in blacklight LED technology with no lenses to change, no filters to check, and no fixed beam
- Application: Theatrical / Photography
- Bulb Included: Yes
- Dimmer: Yes
- Lamp Type: LED
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Supplier: DigiKey
Description: Lens with Holder Clear 47° Fresnel Ring Adhesive
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Supplier: RS Components, Ltd.
Description: A range of sealed watertight panel mounting LED lenses from VCC. The CMS 442 series feature a Fresnel lens for wide viewing angle and a threaded body with twist-on retaining nut for secure panel mounting. Type 444 has a plain lens rather than the Fresnel
- LED Hardware: LED Lens
- Lens Color: Clear
- Mount Style: Other
- Number of LEDs: 1
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Supplier: Data Display Products
Description: Features: Candelabra screw base Double-Contact bayonet base Bi-Polar operation High intensity LED cluster with Fresnel Lens for improved visibility Low current draw Optional shunt resistor
- Bipolar: Yes
- Color: Blue, Green, Orange, Red, White, Other
- Forward Voltage: 30 to 165 volts
- Lens Type: Domed Lens
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Supplier: Ningbo Best Group Co., Ltd.
Description: - to +50- Power Input - 9-16V DC, max current 25mA Lens - Second generation Fresnel lens Pet immunity - Anti Pet, weight under 11kg Installation - Wall mounted Coverage - 12m 110° Installation Height - Approx 2.2m Alarm Output - N
- Mounting: Wall Mount
- Type: Passive Infrared, PIRs
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Supplier: Juno Lighting Group
Description: LOWER CONE WITH FRESNEL GLASS LENS TYPE REGRESSED ALUMINUM CONE MATERIAL 6 INCH DIA X 5 3/8 INCH H SIZE LOW IRIDESCENT WHITE ALZAK[R] CONE FINISH INDY[T] C6 SERIES TRIPLE TUBE HORIZONTAL COMPACT FLUORESCENT LENSLITE USED ON UL, CUL APPROVAL
- Application: Other
- Lamp Type: Fluorescent
- Light Fixture Type: Recessed Lights
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Supplier: Savage Engineering, Inc.
Description: 24" x 24" square bed, these presses are used at 3M to mold Fresnel lenses for overhead view projectors. Long four post guides and positive stops help maintain consistent part quality. All programmable functions with touchscreen operators interface.
- Clamping Force: 50 to 2000 tons
- Machine Orientation: Vertical
- Type: Compression Molding
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Supplier: Hubbell Lighting, Inc.
Description: LENS FRAME WITH FRESNEL LENS TYPE GLASS LENS MATERIAL 11-1/4 INCH L X 11-1/4 INCH W X 5-5/8 INCH H SIZE LFIL9HSQ SERIES RECESSED HOUSING USED ON UL, CSA APPROVAL DAMP LOCATION APPLICATION NON-INSULATED CEILING TYPE 9 INCH NOMINAL APERTURE SIZE SQUARE
- Application: Other
- Lamp Type: Fluorescent, Incandescent, Metal Halide
- Light Fixture Type: Ceiling Fixtures, Recessed Lights
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Supplier: RS Components, Ltd.
Description: Arange of Fresnel lenses for use with Murata PIR detectors and sensors. Detector Type = IR Detector Diameter = 21mm Height = 6.4 mm
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Supplier: RS Components, Ltd.
Description: using optional bracket . Certified for use in gas and dust zoned applications . Replaceable glass gives longer life . Low projection for use in narrow corridors or low ceilings. 4mm² cable terminals. Fresnel lens, internal polished aluminium reflector Lamp Type = SON-T Zone
- Ingress Protection(IP) Rating Against Foreign Objects: Type 6
- Ingress Protection(IP) Rating Against Moisture: Type 6
- Lamp Type: Other
- Light Fixture Type: Flood Lights
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Supplier: NSI Industries LLC
Description: LOW PROFILE STROBE LIGHT TYPE FRESNEL DOME MATERIAL 5-1/2 INCH DIA X 6-1/2 INCH H SIZE 117 VAC OPERATING VOLTAGE OUTDOOR APPLICATION 1/2 INCH CONDUIT MOUNTING XENON LAMP TYPE 0.04 AMPERE OPERATING CURRENT AMBER LENS COLOR 70 TO 80 FPM FLASH RATE TA93-2N5 MODEL
- Color: Amber
- Flash Rate: 70 to 80 flashes per minute
- Flash Type: Single Flash
- Mounting: Other
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Supplier: Carson Optical, Inc.
Description: The HM-30 Hobby Magnifier is a 3-in-1 LED Lighted Magnifer set. Set inlcudes: LED lighted base with clip-on base stand, 2x 110mm rimless round acrylic lens, 2x acrylic fresnel lens with 3x spot lens, 3.5x dual acrylic lens and adjustable
- Magnification: 2 to 3.5 X
- Type / Mounting: Other
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Supplier: RS Components, Ltd.
Description: Arange of Fresnel lenses for use with Murata PIR detectors and sensors. Light Source = Infrared Diameter = 10 mm Height = 10.25mm Dimensions = 9.5 (Dia.) x 10.25 mm Delivery on production packaging - Bag. This product is non-returnable.
- Beam: Infrared
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Description: Modular design allows for up to 7 light modules: 6 light modules & 1 sound module (1 channel) or 5 light modules & 1 sound module (2 channels) Steady light effect with 6 bright LEDs Two lens types: Clear and Colored Compatible with 12-24VAC/DC or 120
- Available Colors: Blue
- Lighting Option: Continuous
- Outdoor Use: Yes
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Supplier: Selecta Products
Description: MATERIAL THERMOPLASTIC/UV RESISTANT PLASTIC INDICATOR TYPE LIGHT RED LED LENS TYPE MULTI-ZONE FRESNEL INCLUDES 11 MILLIAMPERE POWER PACK MOUNTING OPTIONS CEILING TILE OR 3 INCH ROUND MUD RING "
- Beam: Infrared
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Description: 12-24VDC, 120VAC, and 230-240VAC Six lens colors: Amber, Blue, Clear, Green, Magenta and Red 10,000 hour, high-intensity strobe tube 1/2-inch NPT pipe mount Indoor/outdoor use Type 4X, IP66 enclosure (Dome up orientation) IP69K
- Color: Clear
- Features: Outdoor Rated / Weatherproof
- Flash Rate: 80 flashes per minute
- Flash Type: Single Flash
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Supplier: Allied Electronics, Inc.
Description: or in applications where a Type 4X enclosure is required. The 105XBRM LED series come in a steady-on mode, and can easily be set to a 65 fpm flashing mode. The base is manufactured from glass-reinforced thermoplastic polyester resin and the double fresnel lens is made of shatter
- Color: Red
- Mounting: Flush Mount
- Power Source: AC Voltage
- Visual Indicators: Flashing Light
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Supplier: Visual Sound, Inc.
Description: Draper, Inc. The IRUS - Infinite Resolution Uniformity Screen. Rear projection screen developed specifically for today's high resolution single lens projectors. Superior resolution with SXGA (1280 x 1024), UXGA (1600 x 1200) and higher projectors, with almost no possibility of
- Type: LED Display
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Supplier: Leviton Manufacturing
Description: . Batteries are required for continuous uninterrupted auto-on operation. The sensors use a small detector located directly behind a unique multi-zone optical lens. This exclusive Fresnel lens establishes dozens of zones of detection, which can be configured (manual masking) to
- Mounting: Ceiling Mount
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Plano-concave lenses diverge a collimated beam from a virtual focus and are commonly used to balance out aberrations of other lenses in the system. The materials we process: – Optical glass – CDGM, SCHOTT (read more)
Browse Optical Lenses Datasheets for MOK Optics Co., Ltd. -
Hangzhou Shalom Electro-optics Technology Co., Ltd.
Stock and Custom Ball Lenses and Half Ball Lenses
/medium power levels. N-BK7 are designed to adapt to various processing, therefore N-BK7 ball/half-ball lenses are also ideal pre-forms of Aspheric Lenses. Working Wavelength Range: 350nm to 2200nm Refractive Index: 1.51680 @ 587.5618 nm Thermal Expansion: 7.1 x 10-6/K UV (read more)
Browse Ball Lenses Datasheets for Hangzhou Shalom Electro-optics Technology Co., Ltd. -
Material: BK7 , Fused Silica,ZnSe,etc. Design Wavelength:1064nm ,755nm,532nm,10.6μm,etc. Design Index: 1.5183 ±0.0005 (1.5147 for Cylindrical lenses) Flatness: l/4@632.8nm (x: l/2; y: 2l for Cylindrical lenses) Diameter Tolerance: +0 (read more)
Browse Cylindrical Lenses Datasheets for CRYSTECH, Inc. -
,ZnSe,etc. Design Wavelength:1064nm ,755nm,532nm,10.6μm,etc. Design Index: 1.5183 ±0.0005 (1.5147 for Cylindrical lenses) Flatness: l/4@632.8nm (x: l/2; y: 2l for Cylindrical lenses) Diameter Tolerance: +0.0, -0.15mm Paraxial Focal Length:±2% Center tolerance: 3 arc minutes Clear Aperture: >80% Surface Quality: 60-40 scratch and dig Bevel: 0.25 mm x 45° (read more)
Browse Optical Lenses Datasheets for CRYSTECH, Inc. -
Within our ready-to-order selection, our MWIR lenses offer focal lengths ranging from 25 to 250, accommodating a field angle spanning 7 to 27.6 degrees. These readily available options feature manual focus mechanisms, with a versatile range of interfaces, including C-mount, M50x1, M60x1 (read more)
Browse Optical Lens Assemblies Datasheets for Avantier Inc. -
mm x 8.8 mm image size with a 11 mm diagonal. Type 1/3 image format has a 4.4 mm by 3.3 mm image size with a 6mm diagonal. Not all image formats are given in whole numbers; a 1/1.2” size has a diagonal of 13.4 mm. In a machine vision application, the size of the lens should be (read more)
Browse Optical Lenses Datasheets for Shanghai Optics -
, etc. Using varifocal and zoom lenses, users can select the effective focal length within the specified range (for example 6 – 60mm). A varifocal lens will need to be refocused whenever the focal length is adjusted; the zoom lens will stay in focus when the focal length is adjusted. The (read more)
Browse Zoom Lenses Datasheets for Shanghai Optics -
Time: 5-6 weeks Doublet Lens Capabilities: Part No F (mm) Φ (mm) Nd A Nd B R1 (mm) R2=R3 (mm) R4 (mm) Tc1 (mm) Tc2 (mm) Fb (read more)
Browse Spherical Lenses Datasheets for HG Optronics, Inc. -
tolerance of ±2% at 587.6nm. They feature precise dimension tolerance (+0.0/-0.2) and center thickness tolerance (±0.2), ensuring consistent optical quality. The lenses maintain a high surface quality of 60-40 scratch-dig and provide a clear aperture covering 90% of the surface area (read more)
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www.shanghai-optics.com An objective lens is the most important part of a microscope and plays a central role in imaging an object onto the human eye or an image sensor for discerning the object’s detail. Microscope objectives are ideal (read more)
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How To Make Computer Holograms
That is why we used a lens between hologram and image. In that case the light propagation from the flat object to the hologram over a distance z is described by a Fresnel transformation: distance z is 6x f = Az/Ax.
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Intracavity beam correction methods
A = 6x . … a correction u(x, y) = $(x 2 • y2), but the equivalent Fresnel number of the … … 2 shows the relative change in beam intensity at the focus of the lens (Strel number) obtained …
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Near-field x-ray lithography to 15 nm
With the 'demagnification', dense lines have been demonstrated 2 Neither lenses nor mirrors are used between mask … … beam energies (1.2-0.6 nm wavelengths) were used, and demagnifications down to 6X were obtained. … many novel features and is sometimes called Ultra-High Resolution Lithography8 (UHRL), employs Fresnel diffraction positively near …
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High-Flux Stress Testing of Encapsulants for Medium-Concentration CPV Applications
Fresnel lenses are typically constructed using an acrylate polymer (e.g. polymethyl methacrylate) that is stabilized using UV absorbers that will yield a transmittance profile similar to the UV-absorbing film shown in Fig. 4. … indicated that the removal of Ce from glass causes degradation to occur between 2 and 6X faster.
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Interferometric Examination Of Lenses, Mirrors, And Optical Systems
This feature not only eliminates the fringe distortion induced by Fresnel diffraction at the edge of the … and at 6X zoom. INTERFEROMETRIC EXAMINATION OF LENSES , MIRRORS, AND OPTICAL SYSTEMS .
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Self focusing in gas breakdown by laser pulses
… that the 90" scattering of laser light in gas breakdown is due to Fresnel reflection at the … Typically this cone angle is 30" for ne = 1. 6x 1020and A = 6943 A. … 1mm diameter section of the main beam was focused by a 3 cm lens in the test …
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On the classical and quantal binary-encounter approximations
… that the 90" scattering of laser light in gas breakdown is due to Fresnel reflection at the … Typically this cone angle is 30" for ne = 1. 6x 1020and A = 6943 A. … 1mm diameter section of the main beam was focused by a 3 cm lens in the test …
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Zoom-chirped DOW interference system for micro and nano-lithography
Distance between Lens 2 and Corner of Fresnel mirror … when d = 195 mm; Chirped rate = 9 nm/cm when d = 5 mm. 1. 6X , when d = 195 …
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22-nm lithography using near-field x rays
1] 2] [3] [4] without lenses or mirrors … beam energies (1.2-0.6 nm wavelengths) were used, and demagnifications down to 6X were obtained. … many novel features and is sometimes called Ultra-High Resolution Lithography51 (UHRL), employs Fresnel diffraction positively near …
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Influence of photodetector response time on operation of monostatic and bistatic airborne meters of turbulence
In Eq. (2), Q = ka2 Ix is the Fresnel number of the source (k = 2'rr/& is the wave number, a is the radius … … the initial curvature radius of the phase front of the beam, c2 = =O,O77C62k7' 6x 1/6 (C is the … of the emitting aperture; and using the Gaussian approximation of the transmission coefficient of the receiving lens , .