Theory:

FCD ( Fiber Coupled Diode Laser ) technology is based on the selective dynamics of light and heat. This laser will form enough thermal energy to destroy the targeted follicular epithelium because of the laser-induced photothermal effect. In contrast, the surrounding skin tissue is spared due to lack of melanin. This way, the surrounding skin remains intact, while the hair follicles are selectively affected, which leads to non-invasive permanent hair reduction.

Specification:

Light Source: Fiber couple diode laser
Power: 500W/600W/1000W/1200W-OEM available
Wavelength: 808nm-1064nm OEM available
Output Energy：Up to 200J/cm2
Power requirement: 110V 60Hz or 220V 50Hz
Screen: 10.4 inch true color screen LCD-OEM available
Spot Size: 5mm/10mm/18mm-OEM available
Pulse Width:10-500ms
Warranty: 50 millon shots or 2-year
Frequency:1-10Hz
Cooling: Air+TEC+Sapphire

Features:

1.High power conversion efficiency, electro-optical conversion rate increased by 30%

2.Higher cooling efficiency,Cooling effect increased by 50%
3.The energy output is more uniform.
4.Low failure rate and long life
5.No bars, the handle is lighter than before.Most operators are ladies, this is convenient for them to use it.
6.Because there is no bars and it doesnt need to consider the temperature. The machine can cooling forall time an the patient will eel more comfortable.

7.The life time is longer than before. Diode laser is 20,000,000 shots.Now it is 50,000,000 shots.
8.There is no requirement of water. Diode laser machine need Deionized water but fiber laser doesn't need Deionized water.

What is Fiber Coupled Diode technology?

Fiber HR is latest 808nm fiber coupled diode laser for permanent hairremoval, compared with normal diode laser, Fiber HR put laser generatorin machine inside not in hand piece.
The light generated by multiple diode laser are coupled into a single-coremultimode fiber by micro lens array, in order to deliver light to the targetplace.
So energy and heat transfer are released by fiber with high energy,efficientcy and comfortable. Normal diode laser's hand piece is heavy,expensive but frail, but Fiber HR's is light and strong. So its hand piece canreach much longer lifespan 50 million shots, is durable with nothing consumable.
This innovative design assures uniform energy distribution, low damage rate,long lifespan and easy maintenance of the diode laser.

What are the differences between commercial fiber laser hair removal beauty equipment and semiconductor laser hair removal beauty equipment?

There are significant differences between commercial fiber laser hair removal beauty equipment and semiconductor laser hair removal beauty equipment in terms of technical principles, performance, scope of application and cost. The following is a detailed comparison of the two:

### 1. Technical principles
- Fiber laser:
- Use optical fiber doped with rare earth elements (such as ytterbium-doped Yb or erbium-doped Er) as a gain medium to transmit laser energy through the optical fiber.
- The wavelength is usually 1064nm (derived from Nd:YAG laser), with strong penetration, suitable for dark skin and deep hair follicles.
- Semiconductor laser:
- Use semiconductor diodes (such as GaAs or InGaAs) to directly generate lasers, with a wavelength of usually 808nm.
- Energy is directly output through semiconductor chips, targeting shallow hair follicles, suitable for a variety of skin colors.

### 2. Wavelength and penetration depth
- Fiber laser:
- Wavelength 1064nm, deeper penetration depth, can act on deep hair follicles, suitable for dark skin types IV-VI.
- Reduce epidermal absorption and reduce the risk of superficial skin damage.
- Semiconductor laser:
- Wavelength 808nm, moderate penetration depth, targeting shallow to mid-layer hair follicles, suitable for skin types I-IV.
- High melanin absorption efficiency, but dark skin may have slight risks.

### 3. Energy output and efficiency
- Fiber laser:
- Stable energy output, high pulse energy, suitable for treating thick or stubborn hair.
- Fiber transmission reduces energy loss, but the overall efficiency of the device is slightly lower due to fiber loss.
- Semiconductor laser:
- Direct energy output, high efficiency, suitable for rapid large-area hair removal.
- Relatively low pulse energy, multiple treatments are required to treat stubborn hair.

### 4. Scope of application
- Fiber laser:
- More suitable for dark skin (type IV-VI) and sensitive areas (such as face, bikini line).
- Due to its strong penetration, it can treat deep hair and the effect is long-lasting.
- Semiconductor laser:
- Suitable for light to medium skin (type I-IV), the effect is more significant than shallow hair.
- Widely used for hair removal on the whole body, especially large areas (such as legs, back).

### 5. Equipment cost and maintenance
- Fiber laser:
- The manufacturing and maintenance costs are high, the fiber components are easy to damage, and the maintenance costs are high.
- The equipment life is long, but the initial investment and operating costs are high.
- Semiconductor laser:
- The manufacturing cost is low, and the replacement of semiconductor diodes is more economical.
- Simple maintenance, low operating costs, suitable for small and medium-sized beauty institutions.

### 6. Treatment experience
- Fiber laser:
- Due to its deep penetration and equipped with a cooling system, the treatment is more comfortable and has fewer side effects.
- The treatment time may be longer, and the parameters need to be adjusted according to the depth of the hair.
- Semiconductor laser:
- The treatment speed is fast and suitable for large-area treatment, but dark skin may have a slight burning sensation.
- The cooling system is usually simpler and the comfort is slightly lower.

### 7. FDA regulatory requirements
- Fiber laser:
- Due to the wavelength and penetration characteristics, FDA review may be more stringent, and dark skin safety data must be provided.
- It is often classified as Class II and requires 510(k) clearance.
- Semiconductor laser:
- The technology is mature, the FDA review is relatively standard, and it focuses on shallow safety and effectiveness.
- It is also classified as Class II, and the 510(k) process is more conventional.

### 8. Selection suggestions: 

Fiber laser is suitable for dark skin or deep hair needs, suitable for the high-end market; semiconductor laser is cost-effective, suitable for a wide range of skin colors and fast treatment, and suitable for the mid-end market. The specific choice depends on the target customer group and budget.

Fiber Laser vs. Semiconductor Laser Hair Removal Equipment Comparison Table