• Graph showing the transmission percentage on the y-axis against wavelength on the x-axis for a longpass filter with a peak transmission wavelength of 1000nm and a cut-off at 960-1750nm.
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LP1000 Longpass Filter (T>85%@1015-1750nm, OD5@200-990nm)

LP1000 Longpass Filter (T>85%@1015-1750nm, OD5@200-990nm)

$50.00 USD
$50.00 USD
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Shipping calculated at checkout.
Cut-on Wavelength
Transmission // Blocking
Dimension

Professional LP1000 Longpass Filter - Near-Infrared Optical Filtering

The LP1000 Longpass Filter is engineered for demanding near-infrared applications requiring precise wavelength separation at 1000nm. With reliable 85% transmission efficiency and superior OD5 blocking, this filter delivers exceptional performance for advanced NIR optical systems and spectroscopy applications.

Technical Specifications:

  • Cut-on Wavelength: 1000nm (T=50%)
  • Good Transmission: T>85% @ 1015-1750nm
  • Superior Blocking: OD5 @ 200-990nm

Key Applications:

  • NIR Spectroscopy: Essential for near-infrared analysis and characterization
  • Biomedical Imaging: Ideal for deep tissue penetration and medical diagnostics
  • Material Analysis: Perfect for moisture detection and composition analysis
  • Semiconductor Testing: Optimal for silicon wafer inspection and characterization
  • Industrial Sensing: Quality control and process monitoring applications
  • Laser Systems: Effective filtering for 1064nm and other NIR laser applications

Performance Features:

  • Sharp transition edge for precise 1000nm cutoff
  • Reliable 85% transmission minimizes signal loss in NIR range
  • OD5 blocking provides excellent suppression of visible and shorter NIR light
  • Optimized for NIR spectrum (1015-1750nm)
  • Consistent performance across filter aperture
  • Low scatter for clean optical systems
  • Stable performance under high-power conditions

Technical Advantages:

  • NIR Optimized: Specifically designed for near-infrared applications
  • Superior Blocking: OD5 performance ensures excellent rejection of unwanted wavelengths
  • Industrial Grade: Suitable for demanding optical environments
  • Research Compatible: Ideal for scientific and analytical applications

Application Areas:

  • Medical Devices: Non-invasive diagnostic and therapeutic systems
  • Industrial Inspection: Non-destructive testing and quality control
  • Research: NIR spectroscopy and optical characterization
  • Agriculture: Crop monitoring and food quality analysis

Quality & Reliability:

  • Advanced coating technology for NIR wavelengths
  • Rigorous quality control ensures specification compliance
  • Compatible with standard optical mounts and systems
  • Suitable for both research and industrial applications
  • Designed for high-power NIR laser environments

Perfect for: Near-infrared spectroscopy, biomedical imaging, material analysis, and advanced optical systems requiring precise NIR filtering with excellent blocking of visible and shorter wavelengths.

Transmission & OD Data

The transmission curve is typical. Actual data may vary from lot to lot, you can request the raw Transmission and OD data from us.

Copy the link of the product page and send email to info@syronoptics.com to get raw data.

Shipment & Delivery

Shipment will usually be made within 5 working days after order.

Delivery from local warehouse is available for below countries and region.

  1. USA
  2. UK
  3. Europe
  4. China
  5. Singapore

To request shipment from local warehouse you need to provide your order number to order@syronoptics.com and inform us from which warehouse you want to initial the shipment.

Return & Refund

Stocked Product are eligible to return within 7 days after receiving.

A flat rate of 35$ will be charged for returning.

Payment Notice

Payment could be done online with Credit Card, Apple Pay, Google Pay.

Amount will not be deducted immediately after you authorized the payment. We will share raw data for confirmation by email, only after confirmation the amount will be deducted.

For amount under $100 you can request to make payment within 7 days after received the product. (NET7)

Custom Sizing

Custom sizing is available for dimension under 60x60mm. Without mounting the thickness will generally ranging from 0.5-3mm.

For bigger size, contact info@syronoptics.com for details.

Custom Mounting

We have filter mounting option including:

  • Threaded Mounting
  • Retaining Ring
  • Filter Wheel
  • Filter Cube
  • Filter Slide

Buy in Bulk

For order quantity (or equal coating size) above 100pcs x dia25mm filters. Discount will be available.

Generally the discount will be ranging from 10 - 50% depending on the quantity and specification you are ordering.

View full details

FAQs

What is the thickness of the filter?

The substrate thickness may vary from 0.5 - 2.0mm. You can send email to us for requesting the detail information.

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