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Lensed fibre , lensed fibre assembly, and fibre array are available in single mode, PM fibre, D-shape
fibre and multi mode fibre; in conical, wedge, angle and other customer tip shapes with/without AR coating
Various types of lensed fibres
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Double Ni Tube Fibre Assembly |
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Single Ni Tube Fibre Assembly |
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When communicate with us regarding the lensed
fibre, if possible, please provide following information:
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Wavelength, type of fibre, single more or
multi-mode fibre? e.g. SFM-28,or PM1300, HI1060, etc.
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Type of lens: conical, wedge/cylindrical
lens, or angled cylindrical lens, etc.
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Radius or lens, or far-field angle, or spot size
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Stripe length for lensed fibre, dimension of
fibre assembly
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Total length, connector, AR coating?
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Quantity
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Parameter |
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A |
bare
fibre length |
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Lens type abbreviation:
- SLF:
Symmetrical Lensed (conical lens)
Fibre
- CLF:
Cylindrical Lensed Fibre
- ACLF:
Angle Cleaved Lensed Fibre
- BIC:
Biconical Lensed Fibre
- ABIC:
Angled Biconical Lensed Fibre
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B |
metallised length |
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C |
bare
fibre length |
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D |
diameter of the fibre |
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R |
radius of the lens |
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a |
far-field angle |
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θ |
cone
angle |
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1.
Lensed Fibre /
Metalized Fibre
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2. Long-focus Lensed Fibre / Metalized
Fibre:
Smaller spot size Longer working
distance High coupling efficiency
High quality Gaussian beam profile
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θ |
30 - 33°(Std), 52~55°(Std)
110 - 120°(Std) or customer require (30 -120°) ± 2° |
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R |
7 - 8µm (Std) or customer require±1µm |
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MFD |
3.0 ± 0.5μm or ＞ 2.5μm |
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Working distance |
≥
18μm |
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Return loss |
＞ 40dB |
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A
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0.2-0.4mm (Std), or customer require ± 0.2mm
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B
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Customer require±0.5mm
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C
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0mm(Std), or customer require ± 0.5mm
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L
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Customer require+0.5m
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Nickel plating thickness
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2 -3µm (Std) 1 - 10µm(customer require)
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Gold plating thickness
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0.1 - 0.2µm
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Metal coating pull strength
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> 10N
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Operating temperature
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-40 - +85C
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Soldering temperature
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280 - 300C
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Recommended solder
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80%Au/20%Sn
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Fibre end coating
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Customer require, AR Coating
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Connector type
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Customer require
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3.
Cylindrical
Lensed/Wedged Fibre
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θ
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50-55° (Std)
112 ± 2° or customer size (50 - 90°) ± 2°
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R
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4-5µm (Std) or Customer require ± 1µm
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A
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0.2 - 0.4mm (Std), or customer require ± 0.2mm
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B
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Customer
require±0.5mm
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C
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0mm(Std), or customer require±0.5mm
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Nickel
plating thickness
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2 -3µm (Std) 1 -10µm(Customer require)
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Gold
plating thickness
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0.1-0.2µm
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Metal
coating pull strength
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>10N
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Operating temperature
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-40-+85C
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Soldering temperature
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280-300C 80%Au/20%Sn
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Fibre
end coating
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Customer
require, AR Coating
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Connector type
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Customer
require
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4.
Angle
Polished Fibre (0~10° or 30 - 50°)
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θ
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8 ± 1°(Std), or customer size(0 ~ 10°) ± 1°
37/45 ± 1°(Std), or customer size(30 ~ 50°) ± 1°
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A
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0.2 ~ 0.4mm(Std), or customer require ± 0.2mm
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B
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Customer
require±0.5mm
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C
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0mm(Std), or customer require±0.5mm
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Nickel
plating thickness
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2~3µm(Std) 1~10µm(customer require)
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Gold
plating thickness
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0.1 ~ 0.2µm
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Metal
coating pull strength
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> 10N
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Operating temperature
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-40 ~
+85 C
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soldering temperature
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280 ~
300 C
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Recommended solder
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80%Au/20%Sn
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5.
Fibre
Assembly for packaging
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Lens-ended
Fibre |
Tapered
Polished, Wedged Cylindrical, Angle Polished, Fused
Tapered Lens-ended Fibre |
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Helium
leak rate |
< 1 × 10-8 atm cc/Sec. He |
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Nickel
plating thickness |
2~3µm
(Std) or 1~10µm (customer require) |
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Gold
plating thickness |
0.1 ~ 0.2µm |
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Fibre pull
strength |
> 10N
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Metal
coating pull strength |
> 10N
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Operating
temperature |
-40
- +85c |
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Soldering temperature |
Under 250c |
Single Ni Tube Fibre Assembly
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A |
Customer size ± 0.5mm |
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B |
Customer size ± 0.5mm |
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C |
5.8 ± 0.2mm (Std) |
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D |
Customer size±1mm (for 250um fibre) |
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E |
0.85 ± 0.02mm (Std) |
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F |
1.3 ± 0.05mm (Std) |
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Two Ni Tube Fibre Assembly
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A |
0.3~0.4mm (Std) or customer size ± 0.1mm |
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B |
6mm
(Std) |
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C |
Customer size ± 0.5mm |
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D |
7/11 ± 0.5mm (Std) |
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E |
5.8 ± 0.2mm (Std) |
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F |
Customer size ±1mm (for 250um fibre) |
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G |
0.85 ± 0.02mm (Std) |
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H |
0.85 ± 0.02mm (Std) |
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I |
1.3 ± 0.05mm (Std) |
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Mini Two
Ni Tube Fibre Assembly for 14-pin DIL or Butterfly LD
Package |
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A |
0.3~0.4mm (Std) or customer size ±0.1mm |
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B |
4mm
(Std) |
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C |
Customer size ±0.5mm |
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D |
4 ± 0.5mm (Std) |
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E |
5 ± 0.2mm (Std) |
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F |
0.85 ± 0.02mm (Std) |
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G |
0.85 ± 0.02mm (Std) |
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H |
1.3 ± 0.05mm (Std) |
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