THORLABS NE501B-A Neutral Density Filter Unmounted Ar Coated NE502B-A NE503B-A

( Brand: Thorlabs ), ( Manufacturer Part Number: NE501B-A ), ( Part Type: Filter ), ( Unit Type: Unit ), ( Output Power: Ne505b-a Ne510b-a Ne520b-a ), ( Country/region Of Manufacture: Germany ), ( Wavelength: 350 700 Nm ), ( Intended Use/discipline: Physical Laboratory )

Review THORLABS Neutral Density Filter Unmounted Ar Coated

Thorlabs NE501B-A Unmounted Neutral Density Filter (AR Coated, Compatible with NE502B-A, NE503B-A)

The Thorlabs NE501B-A Unmounted Neutral Density Filter is a versatile optical component designed to aid in various imaging and photometry applications. This filter is part of Thorlabs' broad array of Neutral Density filters, offering precise density values to control the amount of light entering optical systems.

The NE501B-A filter is an unmounted filter, providing flexibility in its integration with different optical setups. It is designed with an anti-reflection (AR) coating to minimize reflections and maximize transmission, ensuring optimal performance in a wide range of wavelengths.

This filter is compatible with both the NE502B-A and NE503B-A filters, making it an excellent choice for users who require multiple neutral density filters for their projects. The NE501B-A filter offers a density value that allows for adjusting the light intensity by 0.3 optical density (O.D.), making it suitable for controlling intense light sources or prolonging exposure times without compromising image quality.

Thorlabs' NE501B-A Unmounted Neutral Density Filter is crafted with high-quality materials and precise manufacturing techniques, ensuring durability and consistent performance across various applications. With its compatibility with multiple filters, anti-reflection coating, and precise density value, this unmounted filter is a valuable addition to any optical setup requiring precise light control.

1. AR coating reduces reflections and increases transmission efficiency, making them suitable for applications where high-quality images are required.

2. The neutral density filters help to reduce the amount of light entering the camera, allowing for slower shutter speeds, better depth of field, and the ability to use wider apertures in bright conditions.

3. Thorlabs is a reputable brand known for its high-quality optical products.

4. These filters are available in various densities (0.3, 0.6, 1.2, and 1.5), providing versatility for different lighting conditions.

1. These filters are unmounted, which means they need to be manually placed in front of the lens, potentially leading to misalignment and vignetting.

2. The price point might be higher compared to other brands, making them less accessible to beginners or those on a tight budget.

3. Without a mount, they are more prone to getting lost or damaged.

Thorlabs NE501B-A, NE502B-A, and NE503B-A are high-quality neutral density filters suitable for professionals and serious photographers. However, their unmounted design and relatively high price point might make them less ideal for beginners or those on a budget. If you value image quality and durability, these filters could be a worthwhile investment. If you're looking for a more affordable option, consider mounted neutral density filters from other reputable brands.

Details:

Ideal for Low-Power Applications. Attenuate Light in the Visible 350 - 700 nm AR Coating. AR Coated to Reduce Back Reflections in an Optical System. THORLABS NEUTRAL DENSITY FILTER UNMOUNTED AR COATED NE501B-A NE502B-A NE503B-A: This lot is for one Thorlabs Neutral Density Filter Unmounted Coated.

part #: ne501b prices

• $30.99-$859.99

specifications industrlasemr:

• brand: Thorlabs
• mpn: Ne501b-a
• part type: Filter
• unit type: Unit
• output power: Ne505b-a Ne510b-a Ne520b-a
• country/region of manufacture: Germany
• wavelength: 350 700 Nm
• intended use/discipline: Physical Laboratory

seller industrlasemr:

• rating: 100.0%
• # reviews: 7139
• city: Las Vegas, Nevada

offer industrlasemr:

• options: Ship-to-home
• availability: In Stock
• quantity: 2
• started: October 2, 2025
• sold: 0

returns industrlasemr:

• policy: No Returns

payments industrlasemr:

• other
• wallet: Apple-pay
• credit card: Mastercard

general industrlasemr:

• Medical/Lab Equipment Attachments Accessories > Lamps, Bulbs Laser Components > Laser Modules Heads
• condition: Used

shipping industrlasemr:

• transit: 2-6 Days
• class: Standard
• service: USPS Ground Advantage, UPS Ground
• carrier: USPS, UPS
• cost: $6.20
• type: Calculated

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