Supplier: Knight Optical Ltd.
Description: Fresnel lens. precision cylindrical.38.1mmf.lx203x38mm aperture Fresnel lenses replace conventional lenses that have a curved surface with a series of concentric grooves, which are moulded into the surface of lightweight plastic sheets. The moulded grooves act as individual refracting surfaces
- Lens Type: Cylindrical Lens, Fresnel Lens
- Materials: Acrylic
Supplier: Rolyn Optics Company
Description: focal length. Material is Acrylic with transmission of 92% throughout the visible spectrum. Maximum service temperature is 80°C. Rolyn fresnel lenses are corrected for spherical aberration.
- Lens Type: Fresnel Lens
- Fresnel Lens Specifications: Positive Lens
- Lens Application: Infrared, Visible
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 select from the three
- Type / Mounting: Other
Supplier: Visual Communications Company, Inc.
Description: acceptable aesthetically and physically. The output surface of a lightpipe, whether it is flat, concave or convex, projects little or no sidelight. Standard PCB-mounted LEDs have been used in conjunction with panel lenses; however, unless the LED is fully inserted into the lens, sidelight and viewing
- LED Hardware: LED Light Pipe
- LED Type: T-1 (3 mm)
- Lens Color: Clear
Supplier: Visual Sound, Inc.
Description: . Unlike 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
- Type: LED Display
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by the reflector; additional Fresnel lenses are not required. The lower-weight plastic allows the use of larger reflectors and lighter-weight support construction. The plastic substrate enables a level of geometric precision that is not achievable with glass, adds the firm. Moreover, it optimizes
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Glass - Wikipedia, the free encyclopedia
For many applications (bottles, eyewear) polymer glasses (acrylic glass, polycarbonate, polyethylene terephthalate) are a lighter alternative to
Flexible Wide-Angle Fresnel Lens
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