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Supplier: Shanghai Optics
Description: Fresnel Lens Overview Fresnel lenses are lenses composed of a series of concentric rings. The Fresnel lens construction design allows for large aperture and short focal length with less mass and volume compared with a conventional lens design. Fresnel lens
- Features: Fresnel Lens
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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 length neck strap. To use, simply
- Magnification: 2 to 3.5 X
- Features: Other
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Supplier: Carson Optical, Inc.
Description: The DM-21 PageMagnifier from Carson Optical is a deluxe rigid frame full page Magnifier. It's 2x power acrylic Fresnel lens is sturdy and shatterproof. The PageMagnifier is perfect for reading large areas of small print such as maps and newspapers.
- Magnification: 2 X
- Type / Mounting: Screen Magnifier
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Supplier: NSI Industries LLC
Description: STROBE LIGHT TYPE ACRYLIC DOME, GLASS FILLED POLYPROPYLENE HOUSING MATERIAL 8-1/2 INCH DIA X 9-1/2 INCH H SIZE 117 VAC OPERATING VOLTAGE OUTDOOR APPLICATION 1/2 INCH CONDUIT MOUNTING 0.04 AMPERE OPERATING CURRENT AMBER LENS COLOR 70 TO 80 FPM FLASH RATE TORK ALERT[T] BRAND LAMP OUTPUT ENERGY
- Flash Rate: 70 to 80 flashes per minute
- Color: Amber
- Features: Other
- Flash Type: Single Flash
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Supplier: Allied Electronics, Inc.
Description: a unique near flush design and are still able to provide up to 160 degrees of viewing angle. This light output is achieved by the use of a concave shaped receiving surface which collects the LEDs light, and fresnel rings on the opposite surface that disperse the light. The LITEPIPE® is
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Supplier: Allied Electronics, Inc.
Description: a unique near flush design and are still able to provide up to 160 degrees of viewing angle. This light output is achieved by the use of a concave shaped receiving surface which collects the LEDs light, and fresnel rings on the opposite surface that disperse the light. The LITEPIPE® is
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Supplier: Allied Electronics, Inc.
Description: a unique near flush design and are still able to provide up to 160 degrees of viewing angle. This light output is achieved by the use of a concave shaped receiving surface which collects the LEDs light, and fresnel rings on the opposite surface that disperse the light. The LITEPIPE® is
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Supplier: Allied Electronics, Inc.
Description: a unique near flush design and are still able to provide up to 160 degrees of viewing angle. This light output is achieved by the use of a concave shaped receiving surface which collects the LEDs light, and fresnel rings on the opposite surface that disperse the light. The LITEPIPE® is
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Supplier: Visual Sound, Inc.
Description: Draper, Inc. Vortex optical/diffusion rear projection screen. A 0.5 mm Fresnel lens gathers the light from the projector and directs it at a right angle through the screen. As the light exits the screen on the audience side, a diffusion medium redistributes the light evenly in all directions
- Features: Flat Panel Monitor, LED Display
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Supplier: Visual Sound, Inc.
Description: Fresnel/lenticular screens, the IRUS does not have a fixed focal length, so there are no focal length incompatibility issues. Gain 1.0 180° viewing cone. 1/4" thick acrylic substrate. Single element rear projection screen Sizes through 120" diagonal. Can be used in our Retro/QA
- Features: Flat Panel Monitor, LED Display
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Polymer Fresnel Cylindrical Lenses are the ideal solution for line lights and linear scanner systems. The precise Fresnel structure enables a targeted distribution or focussing of light with minimal weight and space requirements. Custom design possible soon! Contact us for more infirmation on the custom Fresnel cylindrical lenses tailored to your already exiting system. (read more)
Browse Cylindrical Lenses Datasheets for ORAFOL Fresnel Optics GmbH -
This design allows the lens to maintain its optical performance while significantly reducing the amount of material used and the thickness of the lens. What is the largest Fresnel lens size that Yutai Optics can make? Up to now, the largest size (read more)
Browse Optical Lenses Datasheets for Changchun Yutai Optics Co., Ltd. -
Discover our vast catalogue of readily available Fresnel lens designs - both positive and negative. The lenses range from a few millimeters to beyond 500 mm in diameter. Every design can be trimmed to the required shape with tight tolerances and optical coatings can be added (read more)
Browse Fresnel Lenses Datasheets for ORAFOL Fresnel Optics GmbH -
For applications with high demands regarding space and weight saving, customized miniature Fresnel lenses are a suitable solution. This is a special optical lens. Compared to a standard lens, the surface of the fresnel lens is divided into a number of (read more)
Browse Fresnel Lenses Datasheets for ORAFOL Fresnel Optics GmbH -
What are the disadvantages of Fresnel lenses? Aberration problem: due to the discretization of the structure, some aberration may exist. Surface susceptibility: the ring structure is prone to dust accumulation or damage, affecting optical performance. Material limitations: plastic materials have poor heat resistance and durability. (read more)
Browse Optical Lenses Datasheets for Changchun Yutai Optics Co., Ltd. -
Custom CPV lens arrays as silicone-on-glass hybrid (SOG) Weather resistant and customizable in dimenions up to 1 m². Array dimensions and Fresnel lenses can be tailored to your solar module. ORAFOL Fresnel Optics is a key player in the CPV module market for more than a decade and can assist you in your development process. (read more)
Browse Fresnel Lenses Datasheets for ORAFOL Fresnel Optics GmbH -
Customer specific Fresnel lenses (positive or negative lenses) up to 520 mm in diameter made of polymers. Low tip rounding ensures high quality imaging. Outer contours can be trimmed precisely to the intended application in every desired shape. Prototyping is possible. A tool tree ensures manufacturing for decades with consistent quality. (read more)
Browse Fresnel Lenses Datasheets for ORAFOL Fresnel Optics GmbH -
Fresnel lenses, prisms and microlens arrays - custom or from the catalogue - ideally fitted to your machine vision application. Fresnel lenses offer a low cost and lightweight solution for large aperture optics in machine vision. Telecentric or pericentric optics with up to 500 mm (read more)
Browse Fresnel Lenses Datasheets for ORAFOL Fresnel Optics GmbH -
For lighting and sensor applicaions LN series lenticular arrays from ROAFOL Fresnel Optics are a lightweight and efficient polymer optics. The variuos standard designs can be trimmed to any required shape and and on request optical coatings can be applied. (read more)
Browse Optical Lenses Datasheets for ORAFOL Fresnel Optics GmbH -
Ideally suited to homogenize light on a large area, the array can be trimmed precisely to your application. It is possible to combine it with other microstructured optics seemlessly by inserting it into the plano side of Fresnel lenses or other microstrutured components. (read more)
Browse Optical Lenses Datasheets for ORAFOL Fresnel Optics GmbH
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Initiatives of Precision Engineering at the Beginning of a Millennium
The accurate focus of 100 mm was also confirmed by the optical assessment with a manufactured acrylic fresnel lens .
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Concentrator Photovoltaics
It consist of 5-cm- diameter Si cells operating on two axes under cast acrylic Fresnel lenses at 32 suns, with passive cooling .
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Large-Scale Solar Power System Design: An Engineering Guide for Grid-Connected Solar Power Generation > CONCENTRATOR PHOTOVOLTAIC SYSTEMS
The development of CPV systems dates back to the late 1970s, when researchers at the National Sandia Laboratories designed CPV systems based on a combination of large acrylic Fresnel lenses and solar cells made out of crystalline silicon.
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Optical System Design, Second Edition > Lens Design Optimization Case Studies
Spherical acrylic Fresnel lens .
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CR4 - Thread: Aluminum Tubing for Solar Heating Application
>>>The price was for the optically clear acrylic Fresnel lens film and the 4'x8' sheets of very good grade acrylic sheets that I'd have to cut up.
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Solar cell development at Varian
The increased cell cost necessitates use of concentrator systems consisting of cheap, large area optics -- such as acrylic fresnel lenses .
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Photovoltaic Energy Conversion Using Concentrated Sunlight
Other plans are to investigate low cost, high strength structures for reflective surfaces and both compres- sion molded and cast acrylic Fresnel lenses .
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GaAs Solar Cells For Very High Concentrations
Work on refracting systems centers around the acrylic Fresnel lens .
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Kodak Retnar Products For Minification Of Radiographs
The reader screen is a laminate of an acrylic Fresnel lens and a polypropylene diffusion material.
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Optimising efficiency in diamond turned Fresnel mould masters
The initial quality of the mould master used to produce acrylic Fresnel lens concentrators will ultimately determine the maximum achievable optical efficiency of any part produced.