| US-Lasers, Inc.'s range of small plastic laser diode collimating lenses are ideal for short focal length collimation of laser diode sources. U.S. Lasers, Inc. also provides lens in our threaded brass housing to be used in conjunction with our collimating tube/heat- sink assembly to manufacture your own laser module. |
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Lenses available for our 3.3mm diodes |
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| PLASTIC COLLIMATING LENS SPECIFICATIONS |
| PRODUCT # | NVG-600-7 | NVG-600-4 | NVG-600-3 | NVG-800-7 |
| Design Wavelength | 670-635nm | 670-635nm | 650nm | 690-940nm |
| Numerical Aperture | 0.48 | .38 | 0.45 | |
| Focal Length | 4.60mm (+/-.1mm) | 3.35 (+/-.1mm) | 1.8mm (+/-.1mm) | 3.33mm (+/-.1mm) |
| Back Focal Length | 3.07mm (+/-.1mm) | 2.07mm (+/-.1mm) | 3.41mm (+/-.1mm) | 2.01mm (+/-.1mm) |
| FWD (Free Working Distance) | 2.28mm (+/-.1mm) | 1.97mm (+/-.1mm) | 1.33mm (+/-.1mm) | |
| Field Radius | >.1mm | >.05mm | >.1mm | |
| Transmittance (single pass) / Not Coated | >90% | >90% | >90% | |
| Coated Lens | >95% | N/A | >95% | |
| RMS wavefront aberration / On axis | <30m | <40m | <50m | |
| ..........Total | <60m | <65m | <135m | |
| Clear Aperture | 4.4mm | 2.5mm | 2.5 mm | 4.5mm |
| Lens Thickness & Diameter | 2.7mm x 7.4mm | 3.0mm x 4.0mm | 2.4mm x 3.0mm | 2.7mm x 7.4mm |
| Operating Temperature | 5<T<+65 Degrees C | 5<T<+65 Degrees C | 5<T<+65 Degrees C | |
| Storage Temperature | -25<T<+70 Degrees C | -25<T<+70 Degrees C | -25<T<+70 Degrees C | |
| Stability | IEC68 | IEC68 | IEC68 |
Use this link for Beam Divergence Calculations
| PRICES |
|
Product |
Sample |
| NVG-800-7
NVG-600-7 NVG-600-4 NVG-600-3 |
$
8.60 $ 7.60 $ 9.20 $10.20 |
U.S. Lasers-CA 418B Cloverleaf Dr., Baldwin Park, CA 91706 626-968-7181 voice / 626-934-0161 fax |