Meller Optics, Inc.
Providence, RI 02940
Dec 12, 2002 Custom optics include balls, plano convex and plano concave lenses and windows, rectangles, squares, and cones. Design characteristics include steps, wedges, precision holes, and radical curves. Optics exhibit Moh 9 hardness, diameter tolerances to ±0.001 in., and thickness tolerances to ±0.0005 in. With surface finishes to 10–5 scratch-dig, products have better than 2 arc-sec. in./in. parallelism. Units transmit UV to IR with up to 99% transmission.

Electronic Materials, Inc.
Breckenridge, CO 80424 8817
Oct 22, 2002 Silica-filled OPTOCAST 3421 single component adhesive is UV/heat cureable. It exhibits low shrinkage on cure (0.4%, linear) and is ionically clean (max ionic content rated at 15 ppm total Na + K+ Cl⁸). Result on cure is 85/85 (85°C/85% relative humidity) with 50°C DI water soak resistance. Epoxy has flexural and tensile strengths of 7,000 and 15,000 psi, respectively, and D Hardness rated at 91 (min).

Meller Optics, Inc.
Providence, RI 02940
Oct 21, 2002 Custom Ultraflat Large Sapphire Windows offer parallelism to 2 arc sec, 20:1 aspect ratios, and surface finishes to 40-20 scratch-dig. Manufactured in sizes up to 6 in. OD ±.010 in., windows exhibit Moh 9 surface hardness for abrasion resistance. Impervious to water, most acids, alkalis, and harsh chemicals to approximately 350°C, they are suitable for use as viewports, laser windows requiring large viewing diameter, and as front surface optics.

Tra-Con, Inc.
Bedford, MA 01730
Sep 04, 2002 Suitable for optical bonding, TRA-BOND LX10085 one-part adhesive allows users to take as much time as necessary to make critical alignments, then sets in seconds when exposed to ultraviolet light. Solvent free system meets Federal Specification MIL-A-3920 for optical adhesives and provides optical bonding to glass surfaces, metals, fiberglass, and glass filled plastics. It is suited for military, aerospace, and commercial optics.

Discovery Semiconductors
Cranbury, NJ 08512
Aug 27, 2002 Suitable for eye safe free space applications, Model R205M operates at 150 MHz with peak gain of 20 dB. Offered in compact hermetic package, balanced receiver option consists of matched InGaAs/InP photodiodes and low noise amplifier. When used in coherent-lightwave link designs, receiver eliminates laser relative intensity noise (RIN). It comes with choice of optical input connector and type K or dual GPPO/SMMP coaxial RF output.

Meller Optics, Inc.
Providence, RI 02940
Jun 13, 2002 IR and broadband windows and lenses can be fabricated from zinc selenide, zinc sulfide, germanium, silicon, calcium fluoride, and magnesium fluoride for transmission to 20 micrometers. Configurations include plano convex, plano concave, and meniscus with surface figures of 1/4 to 1/10 wave and 20-10 scratch-dig. Available with or without A/R coatings, they can be produced in 1/4 to 5 in. dia with ±.005 in. tolerances on dia and ±.002 in. on thickness.

Discovery Semiconductors
Cranbury, NJ 08512
Apr 22, 2002 Small form factor optical receiver in coplanar package for 10 and 40 Gb/sec applications is only 1/10th size of standard coplanar package, making it suitable for applications where space is limited, such as transponders. It comes with choice of optical input connector and coplanar G-S-G-S-G pattern configuration for signal outputs.

Dymax Corp.
Torrington, CT 06790
Mar 27, 2002 High-clarity, UV/visible light-curing adhesives offer viscosities from 300 to 25,000 cP and elongation from 120 to 175%. Fiber-optic adhesives include OP-52 medium-viscosity grade and OP-54 low-viscosity, wicking grade for butt bonding, bundling, and splitting. OP-18 may be peeled off like tape, and OP-19 and OP-19G are water soluble grades. Adhesives cure in seconds and offer moisture resistance, low outgassing, and resistance to thermal excursions.

Cockrill, H.G., Co.
Holliston, MA 01746 2048
Jan 08, 2002 Optics Mounting Rings protect edges of lenses, filters, gratings, pellicles and mirrors. Machined from aluminum to ±0.05 mm and then black anodized to provide non-reflective surface, rings are available in sizes from 9 mm to 50 mm OD in 3 mm increments that range from 0.75 mm to 7 mm deep. Rings are available in single-, double-sided, and two-piece configurations that nest within each other. Internal recess holds optics.

Fox Electronics
Fort Myers, FL 33905 5022
Dec 18, 2001 FX325B crystal measures 3.2 x 2.5 x 0.8 mm, making it suitable for Bluetooth, PCMCIA cards, PDAs, laptops, and other portable and handheld devices. Fox crystal offers 20 to 50 MHz frequency range, ±50 PPM frequency tolerance, ±50 PPM frequency stability, and operating temperature range of -10 to +60ºC. Crystals are available in bulk quantities or on 3,000-unit tape and reel for automatic assembly systems.

Protectoseal Co., The
Bensenville, IL 60106
Dec 17, 2001 Line of lens cleaners can be used for cleaning eyeglasses, safety glasses, face shields and respirators. Line includes Lens Cleaner, Lens Cleaner with Anti-Fog formulations and Respirator Wipes. Packages and sizes include pre-moistened towelettes, lens cleaning stations, pump spray bottles and aerosol cans. Wipes are available in both non-alcohol and alcohol-based hygienic formulas for cleaning protection equipment that is shared among workers.

Dymax Corp.
Torrington, CT 06790
Nov 28, 2001 Lens assembly adhesives for precision bonding, mounting, laminating, and fixturing applications have good adhesion to lens construction materials and to most metal, coated or painted frames and holders. Applications include cameras, microscopes, as well as eyeglass and sunglass lenses. Special UV blocking grades are available that adhere to PVA, CR-39, and CAP. These flexible lens bonders provide UV/visible protection to 410 nm.

Meller Optics, Inc.
Providence, RI 02940
Nov 19, 2001 High-Strength windows measuring 2.7 in. dia. x 1.5 in. thick with Moh 9 hardness can withstand up to 18,000 psi. Windows are insoluble in water, common acids and alkalis to approximately 1,000°C. Suitable for wide range of applications in hostile environments, windows can be custom fabricated in sizes from 1/4 to 6 in. dia. and up to 1.5 in. thick. Applications include vacuum furnaces, chemical processing, and general high-pressure equipment.

International Polarizer, Inc.
Marlborough, MA 01752
Nov 15, 2001 Circular Polarizer is composite consisting of linear polarizer with 38% transmittance and quarter wave retarder at 560 Nm. It suppresses reflections and enhances contrast in emissive displays. 2 versions are available: IP38-01 is 10-mm-thick laminate designed for bonding to glass or acrylic; IP38-03 is 30-mm-thick product with hard coating for enhanced durability.