THORLABS MPD249-M01 Axis Parabolic Mirror Rfl 101.6MM

( Brand: Thorlabs ), ( Part Type: Mirror ), ( Manufacturer Part Number: MPD249-M01 )

Review THORLABS Off axis Parabolic Mirror Rfl 101.6mm

The Thorlabs MPD249-M01 is a high-quality off-axis parabolic mirror designed for use in reflection mode with a 101.6mm effective focal length. This mirror is part of Thorlabs' MPD series of off-axis parabolic mirrors, which are known for their excellent surface quality and precise optical fabrication.

The MPD249-M01 features a diameter of 249mm and an off-axis distance of 172.5mm. The mirror's parabolic shape ensures that incoming light rays are focused to a single point at the mirror's focal plane, making it an ideal choice for applications that require high-precision focusing of light. The mirror's reflectivity is high across the visible and near-infrared spectral range, with a typical reflection coefficient of over 95% from 350nm to 1100nm.

The MPD249-M01 is made of high-grade BK7 glass, which is known for its excellent optical properties, including low thermal expansion, high transmission, and good scratch resistance. The mirror's surface is coated with a broadband, high-reflectivity aluminum coating, which is deposited using Thorlabs' advanced PECVD (Plasma-Enhanced Chemical Vapor Deposition) process. This coating ensures that the mirror maintains its high reflectivity over time, even with frequent use.

The mirror's optical surface is precision figured and polished to ensure that it meets the highest standards of optical quality. The mirror's mounting flange is CNC machined from aluminum and features a standard 1/4-20 threaded hole for easy mounting on standard camera or other equipment. The mirror also comes with a protective cover to prevent dust and other contaminants from settling on its surface.

Overall, the Thorlabs MPD249-M01 is a versatile and high-performance off-axis parabolic mirror that is suitable for a wide range of applications in fields such as astronomy, laser systems, and optical testing. Its excellent optical quality, high reflectivity, and rugged construction make it a reliable and durable choice for even the most demanding applications.

The Thorlabs MPD249-M01 90 off-axis parabolic mirror RFL (refocusing lens) is a versatile optical component designed for use in various applications, particularly in laser systems and interferometers. Here are some pros and cons of buying this mirror RFL:

1. High reflectivity: This mirror RFL has a high reflectivity of up to 99.5% in the visible wavelength range, making it an excellent choice for applications that require high-efficiency optical components.

2. Off-axis geometry: The off-axis parabolic design of the mirror RFL allows for efficient reflection of laser beams that are not incident on the mirror's axis, making it a popular choice for applications where the beam position may vary.

3. Large working distance: The mirror RFL has a large working distance, which allows for easy alignment and positioning of the beam in the system.

4. Durable and rugged: The mirror RFL is made of high-quality materials and is designed to withstand the rigors of laboratory and industrial environments.

5. Interchangeable focal lengths: The mirror RFL is available in various focal lengths, allowing users to choose the one that best fits their specific application requirements.

1. Limited wavelength range: While the mirror RFL has high reflectivity in the visible wavelength range, its reflectivity decreases significantly in the near-infrared and ultraviolet regions, making it less suitable for applications in these wavelength ranges.

2. Higher cost: Compared to simpler mirrors or lenses, the off-axis parabolic mirror RFL is more complex and expensive to manufacture, resulting in a higher cost for the user.

3. Requires precise alignment: Due to its off-axis design, the mirror RFL requires precise alignment to function optimally, which can be time-consuming and may require specialized equipment.

The Thorlabs MPD249-M01 90 off-axis parabolic mirror RFL is a high-performance optical component that offers excellent reflectivity, large working distance, and durability. However, it has a limited wavelength range and requires precise alignment, and it is also more expensive than simpler mirrors or lenses. Ultimately, the decision to purchase this mirror RFL depends on the specific requirements of your application and your budget. If you need high efficiency, large working distance, and the ability to handle off-axis beams, then this mirror RFL is an excellent choice. However, if you are working in the near-infrared or ultraviolet regions or have a limited budget, then you may want to consider alternative options.

Based on the pros and cons outlined above, I would recommend the Thorlabs MPD249-M01 90 off-axis parabolic mirror RFL for applications in the visible wavelength range that require high efficiency, large working distance, and the ability to handle off-axis beams. If you are working in the near-infrared or ultraviolet regions or have a limited budget, then you may want to consider alternative options, such as simpler mirrors or lenses with broader wavelength ranges and lower costs. Ultimately, it is important to carefully evaluate your application requirements and budget before making a decision.

Details:

Item will come with a 30 Day Warranty. Photos are of the actual unit for sale. Privacy: Rest assured your information will not be given, sold, rented or loaned to any third party. Includes Off-Axis Parabolic Mirror as pictured.

Item was recently removed from working service and is in excellent order. Shipping Details: originates from zip code 95742. Cosmetically in good condition showing minor scuffs / scratches blemishes from previous use. If a custom power cord or AC adapter is required for the item, it only included if pictured described above.

part #: mpd249m01 prices

• $75.00-$179.00

specifications detectoimage:

• brand: Thorlabs
• part type: Mirror
• manufacturer part number: MPD249-M01

general detectoimage:

• Test, Measurement Inspection > Cameras Imaging > Other Cameras Imaging
• condition: Used

seller detectoimage:

• # reviews: 34900
• city: Rancho Cordova, California
• rating: 99.9%

shipping detectoimage:

• transit: 3-8 Days
• class: Standard, Expedited, One-day
• type: Fixed
• cost: $0.00
• service: Standard, Expedited, Overnight

offer detectoimage:

• options: Ship-to-home
• quantity: 1
• availability: In Stock
• started: March 25, 2025
• sold: 0

returns detectoimage:

• policy: Returns Accepted
• time: 30 Days
• method: Money back
• paid by: Seller

payments detectoimage:

• wallet: Google-pay
• other
• credit card: Discover

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