特長

• 最大38 umのモードフィールド径
• 高ピークパワー＆高パルスエネルギー対応

用途

ファイバレーザ増幅器用

仕様詳細

Signal core
	Mode properties	Single-mode
	Mode-field diameter, 1/e2 @ 1930 nm [µm]	38.0 ± 2.5
Multi-mode pump core
	Numerical aperture @ 800 nm	≥ 0.5
	Pump absorption @ 1180 nm [dB/m]	1.35 ± 0.30
	Pump absorption, typical @ 793 nm [dB/m]	≈ 5.5
Polarization parameters
	Birefringence Δn @ 2 µm	≥ 1 x 10-4
Physical properties
	Signal core diameter [µm]	≈ 50
	Pump cladding diameter [µm]	250 ± 5
	Outer cladding diameter [µm]	560 ± 30
	Coating diameter [µm]	640 ± 40
	Outer and pump cladding material	Pure silica
	Coating material, single-layer	High-temperature acrylate