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Visible wavelength O/E
(Max NA = 0.2, 0.25)
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Visible wavelength O/E
(Max NA = 0.5)
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Visible wavelength O/E
(Hi-Sensitivity)
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NIR wavelength O/E
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*O/E Converter : SPA-3
(Max Core = 0.25mm, Max NA = 0.5, 500V/W@850nm, DC to 2GHz)
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Features:
* Suitable for multiple wavelength
* A silicon PIN Photodiode of which frequency characteristics does not depend on wavelength
* Maximum NA: 0.5
* Wide range of receivable wavelength: 400nm to 950nm
* Wide range of Convertible Frequency Bandwidth: DC to 2.0GHz
* High Sensitivity : 500V/W
* Low output offset voltage: 0.5mV or less
* Compact: 103mm x 44mm x 21mm
* Lightweight: 130g
* Equips a silicon PIN Photodiode configured with unique lens system
* Reasonable price:JPY 350,000 for direct sales
(Excluded tax and shipping cost) |
[1] Specifications
[2] Lens system
[3] Spectral Sensitivity (by calculation)
[4] Step Response and Frequency Characteristics (Example)
[5] Responding characteristics of the PD in a range of convertible frequency bandwidth
[6] options
[2] Lens System
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SPA-3
Maximum Acceptable Diameter = 0.25mm
Maximum Acceptable NA = 0.5
Diameter of PD = 0.2mm
Optical Magnification = 0.8 |
[3] Spectral Sensitivity (by calculation)
SPA-3
Reference wavelength: 850nm
Maximum sensitivity: at 700nm
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Sensitivities vs wavelength
Sensitivity |
Wavelength |
264 V/W |
400nm |
438 V/W |
500nm |
652 V/W |
600nm |
772 V/W |
700nm |
639 V/W |
800nm |
341 V/W |
900nm |
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[4] Step Response and Frequency Characteristics (Example)
SPA-3
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Step Response of SPA-3
Rise time: 185ps, Overshoot : 9.73% |
Frequency Characteristics of SPA-3
-3dB (Electrical) Frequency : Approx. 2.0GHz |