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| Brand | Macam |
|---|---|
| Origin | United Kingdom |
| Model | Irradian PM203 |
| Optical Detector | Silicon photodiode |
| Spectral Range | 200–1100 nm |
| Calibration Accuracy | ±5% (400–1100 nm), ±7.5% (240–400 nm) |
| Power Range (Standard) | 0.001 nW – 199.99 µW (5 auto-ranging scales) |
| Power Range (Extended Option) | 10 nW – 1.9999 mW |
| Resolution | 0.001 nW (standard), 0.01 nW (extended) |
| Display | 4½-digit LCD, 10 mm digit height, LED backlight |
| Interface | RS232 (3-wire, 4800 baud, no parity, 1 stop bit) |
| Integration Time | 0.33 s |
| Linearity Error | <1% |
| Operating Temperature | 0–40 °C, 80% RH |
| Dimensions (Display Unit) | 150 × 80 × 45 mm |
| Weight | ~350 g |
| Detector Housing | Black anodized aluminum, 1.125" × 20 TPI thread |
| Traceability | NIST-traceable calibration |
| Brand | Macam |
|---|---|
| Origin | United Kingdom |
| Model | L202 |
| Display Unit | L201 |
| Detector | DET201L-Cos |
| Measurement Units | lux (illuminance), cd/m² (luminance) |
| Spectral Match | CIE V(λ) with <1% photopic error |
| Cosine Correction | High-precision acrylic diffuser, deviation <5% up to 70° from normal |
| Accuracy | ±2 digits + 1% linearity (1–20,000 lux), absolute calibration traceable to NPL |
| Operating Temperature | 0–40°C, 80% RH |
| Detector Temp. Coefficient | −0.10%/°C |
| Resolution | 1 lux |
| Display | 4½-digit LCD, 10 mm digit height, backlighted |
| Power | 9 V PP3 battery |
| Dimensions (Display) | 150 × 80 × 45 mm |
| Weight (Display) | 0.35 kg |
| Detector Diameter | 38 mm, Height: 30 mm |
| Interface | 8-pin mini-DIN (detector), RS232 (factory use only) |
| Brand | Macam |
|---|---|
| Origin | United Kingdom |
| Model | SR9910-V7 |
| Spectral Range | 240 nm – 800 nm |
| Optical Resolution (FWHM) | 0.25 nm |
| Slit Width Options | 2 nm (standard), 1 nm (optional) |
| Wavelength Accuracy | ±0.5 nm |
| Stray Light | <2 × 10⁻⁷ |
| Detector | Thermoelectrically Cooled Multi-Alkali Photomultiplier Tube (PMT) |
| Input Optics | Fiber-Coupled with Cosine Corrector (±3°–70° angular response) |
| Monochromator | Dual-Grating, 100 mm Focal Length |
| Filter Wheel | 4-position |
| Integration Time Range | Adjustable from 1 ms to 10 s (software-controlled) |
| Data Interface | USB 2.0 (with RS-232 adapter included) |
| Dimensions | 36 cm × 36 cm × 16 cm |
| Weight | 10.1 kg |
| Power Supply | 12 V DC |
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