Edmund Optics

Backlight features telecentric lens design.
Architectural & Civil Engineering Products

Backlight features telecentric lens design.

Using parallel rays, Telecentric Backlight Illuminator eliminates parallax errors, making it suitable for machine vision applications that need to measure edges. Silhouetting object provides high contrast for optimal edge detection while minimizing unneeded surface detail. Compatible with Silver Series Telecentric measuring lenses, illuminator accepts Â-¼ in. fiber optic light guides or...

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Laboratory and Research Supplies and Equipment

NIR Spectrometer covers 190-1,100 nm spectral range.

Back thinned CCD UV-to-Near-IR spectrometer offers 2 nm (FWHM) spectral resolution, ±0.5 nm wavelength accuracy, and slit width of 25 Â-µm. It minimizes stray light with holographic aberration-corrected flat field concave grating and optimized optical bench, which reduces noise and helps improve throughput. Optical input can be supplied through SMA905 connector. Instrument is supplied...

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Optics & Photonics

Wire Grid Polarizers achieve extinction ratios of 40,000:1.

Available in substrates made from BaF, ZnSe, KRS-5, and Ge, IR Holographic Wire Grid Polarizers are manufactured using holographic technique that creates sub-micron wire grid spacing of 2,700 grooves/mm. Units polarize light from unpolarized IR laser sources and are also suitable for attenuating light from polarized sources. They are available in 25 mm diameter with 18 mm clear aperture and 5 mm...

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Optics & Photonics

Laser Mirrors are designed for 45° angle of incidence.

Available in 12.7 and 25.4 mm dia, Ultrafast Ti:Sapphire Mirrors keep pulses together with flat group velocity dispersion curves centered around 800 nm and flat over 700-900 nm range. They feature 6.35 mm thickness, 10-5 surface quality, surface accuracy of 1/10 wave, and can withstand laser powers up to 0.5 J/cmÂ-² in 150 fs-long pulse or 100 kW/cm² CW. Units offer parallelism to...

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Optics & Photonics

Polarizing Cube Beamsplitters feature 500:1 extinction ratio.

TECHSPEC® Broadband Polarizing Cube Beamsplitters split randomly polarized beams into 2 orthogonal, linearly polarized components. Suited for variety of broadband applications, they offer transmission of greater than 90% for P-polarized light and 90° angle of reflection for S-polarized light across entire wavelength range. Beamsplitters are available in sizes of 5, 10, 20, and 25 mm...

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Optics & Photonics

UV Fused Silica Rod Lenses have small diameter.

Available in 1-5 mm dia and 8 lengths ranging from 2-20 mm, TECHSPEC® UV Fused Silica Rod Lenses are small diameter rods that, when illuminated, act as cylinder lens, focusing collimated light into a line. They are polished on circumference, ground on both sides, and provide high transmission from UV into NIR. Featuring low coefficient of thermal expansion, units are suited for use in...

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Objective Lenses handle head-on and tilted angles of incidence.
Optics & Photonics

Objective Lenses handle head-on and tilted angles of incidence.

With transmitted wavefront distortion of Â-¼-wave, peak-to-valley, TECHSPEC® High Performance ReflX(TM) Objectives feature numerical aperture of 0.28, working distance of more than 23 mm, and focal length of more than 13 mm. Tapered mechanical design allows use at angles of incidence up to 45°, while curved spider leg mounts eliminate diffraction effects in image plane that can...

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Electronic Components & Devices

Shortpass Filters maximize transmission in pass band.

With cut-off slope of less than 1%, TECHSPEC® High Performance Shortpass Filters feature rejection band optical density of 4.0 combined with greater than 91% transmission in pass band. Made from UV grade fused silica, they are available in 12.5 and 25 mm sizes with cutoff wavelengths of 400, 450, 500, 550, 600, 650, and 700 nm. Filters measure 3.0 mm thick with clear aperture of greater...

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Edmund Optics Provides Long Working Microscope Objectives
Optics & Photonics

Edmund Optics Provides Long Working Microscope Objectives

April 16, 2008, Barrington, NJ. Edmund Optics® presents a family of objectives designed to provide high quality imaging over unusually long working distances, with high numerical apertures. The EO Infinity-Corrected Long Working Distance Objectives use a strain-free plan apochromat design that offers resolving power from 5 to 0.34 microns. The eight lenses offer working distances as long as...

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