420nm120mW Laser Diode NDV4A16E
The 420nm wavelength lies in the blue violet part of the visible spectrum. Violet light spans 400-435nm, a relatively high energy part of the visible spectrum. Lasers at 420nm support scientific research, medical and industrial applications. 1. Domestic brands: Huaguang and Huashang.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Optical Output Power Po [Absolute Maximum Ratings] | 140 mW |
| Allowable Reverse Current Ir (LD) [Absolute Maximum Ratings] | 85 mA |
| PD Reverse Voltage Vr (PD) [Absolute Maximum Ratings] | 5 V |
| Storage Temperature Tstg [Absolute Maximum Ratings] | -40 ~ 85 °C |
| Operating Case Temperature Tc [Absolute Maximum Ratings] | -10 ~ 30 °C |
| Optical Output Power Po [Tc=25°C; CW] | max:120 mW |
| Peak Wavelength λp [Tc=25°C; Po=120mW] | min:420 nm; max:425 nm |
| Threshold Current Ith [Tc=25°C; CW] | typical:24 mA; max:50 mA |
| Operating Current Iop [Tc=25°C; Po=120mW] | typical:100 mA; max:150 mA |
| Slope Efficiency η [Tc=25°C; CW] | min:1.3 W/A; typical:1.7 W/A; max:2.1 W/A |
| Operating Voltage Vop [Tc=25°C; Po=120mW] | typical:5.2 V; max:6.0 V |
| Beam Divergence Parallel θ// [Tc=25°C; Po=120mW; Full angle at 50% from peak intensity] | min:7.0 °; max:12.0 ° |
| Beam Divergence Perpendicular θ⊥ [Tc=25°C; Po=120mW; Full angle at 50% from peak intensity] | min:13.0 °; max:28.0 ° |
| Beam Pointing Accuracy Parallel ∆θ// [Tc=25°C; Po=120mW] | min:-2.0 °; max:2.0 ° |
| Beam Pointing Accuracy Perpendicular ∆θ⊥ [Tc=25°C; Po=120mW] | min:-2.5 °; max:2.5 ° |
| Monitor Current Im [Tc=25°C; Po=120mW; short time power reference purpose only; Not guaranteed for accuracy] | max:1.0 mA |
Key Features
Datasheet
Supplier Information
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