ハンドヘルド型 光ロステスター
FOT-300

特長

  • SM / MM ラインアップ有
  • 保証期間3年

仕様

SPECIFICATIONS*1

Model  FOT-302  FOT-302X 
Power meter port*2 Ge  GeX 
Power range (dBm)*3 10 to -60  26 to -50 
Range displayed (dBm) Down to -65 Down to -50
Number of calibrated wavelengths*4 10 10
Power uncertainty*5 ±5 % ± 1 nW  ±5 % ± 1 nW 
Resolution (dB) 0.01*6 0.01*7
Automatic offset nulling*8 Yes  Yes 
Warmup time (s)*8*9 0 0
Display units dB / dBm / W dB / dBm / W
Automatic wavelength recognition*10 Yes  Yes 
Screen refresh rate (Hz) 3 3
Tone detection (Hz) 270, 1 k, 2 k  270, 1 k, 2 k 
Battery life (hours) (typical) 260 260
Warranty and recommended
calibration interval (years)
3 3
Model*11 23BL 12D 235BL
Central wavelength (nm) 1310 ± 20
1550 ± 20 
850 ± 25
1300 + 50/.20 
1310 ± 20
1490 ± 10
1550 ± 20
Spectral width (nm)*12 ≤ 5 50 / 135  ≤ 5
Output power (dBm) ≥ 1 / ≥ 1 ≥ -20 / ≥ -20
(62.5/125 μm)
≥ 1 / ≥ -4.5 / ≥ -3
Power stability (dB)*13 8*8 ± 0.1  ± 0.1  ± 0.1 
Battery life (hours)*14 120 120 120
Automatic wavelength recognition Yes  Yes  Yes 
Tone generation (Hz) 270, 1 k, 2 k  270, 1 k, 2 k  270, 1 k, 2 k 
Warranty and recommended
calibration interval (years)
3 3 3

Notes

  • ※1
    Guaranteed unless otherwise specified.
  • ※2
    All specifications valid at 1550 nm and 23 °C ± 1 °C, with an FC connector.
  • ※3
    In CW mode; sensitivity defined as 6 x rms noise level.
  • ※4
    Wavelengths: 830 nm, 850 nm, 980 nm, 1300 nm, 1310 nm, 1450 nm, 1490 nm, 1550 nm, 1590 nm and 1625 nm.
  • ※5
    Traceable to national standards; FOT-302X: up to 20 dBm.
  • ※6
    From 10 dBm to —50 dBm.
  • ※7
    From 26 dBm to —35 dBm.
  • ※8
    Power of > —40 dBm for FOT-302, and of > —25 dBm for FOT-302X.
  • ※9
    For ±0.05 dB, from 18 °C to 28 °C.
  • ※10
    At 850 nm, 1300 nm, 1310 nm, 1490 nm, 1550 nm and 1625 nm;
    power > -50 dBm for FOT- 302, and > —40 dBm (typical) for FOT-302X.
  • ※11
    All specifications valid at 23 °C ± 1 °C, with an FC connector.
  • ※12
    rms for lasers and —3 dB width for LEDs; typical values for LEDs.
  • ※13
    After a 15-minute warmup; expressed as ± half the difference between the maximum and minimum values measured during the period, with an APC connector on the power meter.
  • ※14
    Typical autonomy in Auto mode.

GENERAL SPECIFICATIONS

Size (H x W x D) 190 mm x 100 mm x 62 mm (7 1/2 in x 4 in x 2 1/2 in)
Weight 0.48 kg (1.1 lb)
Relative humidity 0 % to 95 % non-condensing  

Temperature

Size (H x W x D) 190 mm x 100 mm x 62 mm (7 1/2 in x 4 in x 2 1/2 in)
operating -10 °C to 50 °C (14 °F to 122 °F)
storage -40 °C to 70 °C (-40 °F to 158 °F)

技術資料

データシート


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