
( Brand: Coherent ), ( Manufacturer Part Number: 548-300-FPT ), ( Unit Type: Ft )
The Coherent 548-300-FPT Sapphire FT is a high-quality, precision-engineered optical component designed for use in various applications, particularly in the field of laser technology. This Sapphire Fourier Transform Lens (FT) is renowned for its exceptional optical properties, making it an ideal choice for applications that require high thermal stability, low birefringence, and excellent transmission in the UV-visible range.
The Coherent 548-300-FPT Sapphire FT is a 100mm diameter, 25mm focal length lens, with a flat-top profile. It is made from high-purity, single-crystal sapphire material, which is known for its exceptional hardness (9 on the Mohs scale), making it highly resistant to scratches and wear. The lens has a flat-top profile, which ensures that it can be easily integrated into various optical systems without the need for additional adjustments.
The Coherent 548-300-FPT Sapphire FT is designed to provide excellent transmission in the UV-visible range. It has a refractive index of 1.765 at a wavelength of 589nm, and a transmission of over 80% from 200nm to 4000nm. The lens also has a low absorption coefficient, which further enhances its transmission properties.
One of the key advantages of the Coherent 548-300-FPT Sapphire FT is its exceptional thermal stability. Sapphire has a high thermal conductivity, which helps to minimize thermal distortion and ensures that the lens maintains its shape and optical performance even under high temperature conditions. The lens also has a low coefficient of thermal expansion, which further enhances its thermal stability.
The Coherent 548-300-FPT Sapphire FT is also known for its low birefringence. Birefringence is a property of optical materials that causes light to split into two beams with different polarization states. Sapphire has a very low birefringence, which makes it an ideal material for applications where polarization sensitivity is a concern.
In summary, the Coherent 548-300-FPT Sapphire FT is a high-quality, precision-engineered optical component that is renowned for its exceptional optical properties. Its high thermal stability, low birefringence, and excellent transmission in the UV-visible range make it an ideal choice for various applications, particularly in the field of laser technology. With its flat-top profile and easy-to-integrate design, the lens can be easily integrated into various optical systems without the need for additional adjustments.
Pros of buying a 548-300-FPT Sapphire FT:1. Durability: Sapphire glass is known for its durability and scratch resistance, making it an excellent choice for individuals who frequently drop their watches or work in rough environments.
2. Crystal-clear view: Sapphire glass provides a crystal-clear view of the watch dial, allowing you to easily read the time and other watch features.
3. Aesthetics: Sapphire glass adds a luxurious touch to the watch, making it a great choice for individuals who want a high-end timepiece.
4. Long-lasting: Sapphire glass is a long-lasting material, reducing the need for frequent replacements or repairs.
Cons of buying a 548-300-FPT Sapphire FT:1. Cost: Sapphire glass is more expensive than other types of watch glass, such as mineral glass or acrylic. This higher cost may make the watch more expensive overall.
2. Repairability: If the sapphire glass does get damaged, it can be difficult and expensive to repair or replace.
Conclusion:The 548-300-FPT Sapphire FT is a great choice for individuals who value durability, crystal-clear views, and a luxurious touch in their watch. While the higher cost of sapphire glass may be a drawback for some, the long-lasting nature of the material and the added value it provides to the watch make it a worthwhile investment for many.
Recommendation:If you are looking for a high-quality watch with a durable and scratch-resistant glass, the 548-300-FPT Sapphire FT is a great option to consider. While the cost may be higher than other watches with mineral glass or acrylic glass, the added durability and luxury that sapphire glass provides make it a worthwhile investment. Ultimately, the decision to purchase this watch will depend on your personal preferences and budget, but for those who value quality and durability, the 548-300-FPT Sapphire FT is a strong recommendation.
We donor charge for handling ourselves. This sale is for a Sapphire Coherent 548-300-FPT FT. Item is in OK physical condition. There are some scratches and/or scuff marks on the item from normal use.
Watsonville,CA. Item comes with a full 30-day warranty US Only.
. 408 746-0817.