| Optical characteristics | |
| Wavelength range (nm) | XTM-50 standard: 1450 to 1650; XTM-50 ultrafine: 1480 to 1620; XTM-50 O-band a: 1260 to 1360; XTM-50 wide: 1525 to 1610 |
| Wavelength resolution (pm) b | 5 (standard); 5 (ultrafine); 5 (O-band); 5 (wide) |
| Bandwidth (FWHM) – Minimum | 50 pm (6.25 GHz) (standard); 32 pm (4 GHz) (ultrafine); 50 pm (8 GHz) (O-band); 50 pm (6.25 GHz) (wide) |
| Bandwidth (FWHM) – Maximum | 950 pm (120 GHz) (standard); 650 pm (80 GHz) (ultrafine); 900 pm (160 GHz) (O-band); 5000 pm (625 GHz) (wide) |
| Bandwidth resolution | 1 pm (standard); 1 pm (ultrafine); 1 pm (O-band); 0.3 % of FWHM typical (wide) |
| Filter edge gradient | 500 dB/nm typical c (standard); 800 dB/nm typical (ultrafine); 500 dB/nm typical c (O-band); 500 dB/nm typical d (wide) |
| Insertion loss | 5 dB (4.5 dB typical) e, f (standard); 5 dB (4.0 dB typical) f, g (ultrafine); 5 dB (4.5 dB typical) f, h (O-band); 5 dB (4.5 dB typical) i, j (wide) |
| Flatness (dB) | 0.2 k (standard); 0.2 l (ultrafine); 0.3 k, m (O-band); 0.2 n (wide) |
| Polarization dependent loss (dB) | ±0.2 e (standard); ±0.2 g (ultrafine); ±0.2 h (O-band); ±0.2 i (wide) |
| Out-of-band suppression (crosstalk) o | 40 dB (60 dB typical) (standard); 40 dB (50 dB typical) (ultrafine); 40 dB (60 dB typical) (O-band); 40 dB (45 dB typical) (wide) |
| Optical fiber type | SMF or PMF (standard); SMF or PMF (ultrafine); SMF or PMF (O-band); SMF (wide) |
| Connector type | FC/PC or FC/APC |
| a. Specifications apply for wavelengths not equal to any water absorption line. b. Typical, related to user dexterity. c. From –3 dB and –40 dB for FWHM < 800 pm. d. Between –3 and –40 dB. Typically 550 dB/nm at FWHM = 50 pm; 450 dB/nm at FWHM = 1 nm; 225 dB/nm at FWHM = 5 nm. e. From 1500 nm to 1600 nm and FWHM > 100 pm. f. At lowest FWHM the insertion loss is 7 dB typical. g. From 1500 nm to 1600 nm and FWHM > 60 pm. h. From 1280 nm to 1340 nm and FWHM > 100 pm. i. For FWHM >100 pm. j. At lowest FWHM the insertion loss is < 7.0 dB. k. Centered width of FWHM—150 pm. For 150 pm < FWHM < 650 pm. l. Centered width of FWHM—100 pm. For 100 pm < FWHM < 500 pm. m. From 1280 nm to 1340 nm. n. Centered width of FWHM–150 pm. For 150 pm < FWHM < 2000 pm. o. Measured 1 nm away from the –3 dB points. | |
| Temperature range | 15 °C to 35 °C (59 °F to 95 °F) |
| Maximum optical input power (dBm) | 30 (standard); 30 (ultrafine); 30 (O-band); 27 (wide) |
| Dimensions (W x D x H) | 193 mm x 231 mm x 139 mm (7.6 in x 9.1 in x 5.5 in) |
| Weight | 3.5 kg (7.7 lbs) |