Features
· 638nm Diode Laser
· 4um SM Fiber
· Fast Rise Time
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638nm 20mW single mode fiber coupled laser
Features
· 638nm Diode Laser
· 4um SM Fiber
· Fast Rise Time
Product Details:
638nm 20mW single mode fiber coupled laser
Dimensions (Unit: mm):
Product Specifications:
| Specification | R638-SMF20 |
| Wavelength | 638 ±5 nm |
| Output Power after Fiber | 20-30mW |
| Fiber coupling efficiency | 30% |
| FWHM | <2 |
| M² (Beam Quality) | ≤ 2.5 |
| Power Stability (1h, %) | ± 2 |
| Longitudinal Mode | Single Mode Fiber |
| Fiber Type | 4/125um with 900um loose tube |
| Fiber Numerical Aperture | 0.13 |
| Fiber Length (m) | 1 - 1.1 |
| Fiber Termination | FC/PC or FC/APC or SMA905 |
| Laser Drive Modes | CW |
| Operating Current | 70mA |
| Operating Voltage (DC) | 2.8V |
| Operate Temperature (℃) | -10 to 60 |
| Storage Temperature (℃) | -40 to 85 |
| RoHS Compliance Declaration | Yes |
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Address: No.18-B Xianshan East Rd, Qingdao 266107, China
E-mail: sales@lasence.com
Tel: +86 532 66731598
Fax: +86 532 66731599
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