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New retroreflector (Trihedral Prism) Designed to reflect any beam of light, regardless of the orientation of the prism face, back to its origin. This is a high quality custom optic Mfg. by Tyrolit Co. It has the apex flattened, polished, and an infrared pass filter bonded to it. The filter passes light longer than ~820nm. The filter can be remove with a heat gun to reveal a triangle shaped aperture with .575" sides. Dimensions of the cube is 2.9" Dia. x 1.42" Depth (including IR filter).
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Melles Griot model 05-FDS-207 fiber optic laser beam delivery system in factory box. This model is designed for peak efficiency at 633nm but will also work well with Yellow and Orange HeNe lasers . It produces a well collimated beam and maintains polarization. This is a used, tested system.
System includes:
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Kinematic fiber launch with standard laser head mount
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1 meter fiber optic cable with pre-aligned optics
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New Optcast plastic infrared pass filter. Applications for this filter include, discriminating light for a detector circuit, or hiding a video camera behind it for covert operation. Not recommended for filtering an incandescent light source.
Dimensions are 1.18" square x .057" thick (30mm sq. x 1.4mm) -
Out of stock
This filter is ideal for blocking ambient light in laser detector circuits. Its band width is wide enough to work well with red HeNes and 635nm laser diodes.
Specifications:
Center Wavelength: 632.8nm.
Bandwidth: 20nm.
Aperture: .625" diameter.
Dimensions: .75" diameter x .24" thick.