• Graph showing the transmission percentage of a LP575 Longpass Filter against wavelength, with a cut-on wavelength of 575nm.
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LP575 Longpass Filter (T>90%@580-2000nm, OD3@200-560nm)

LP575 Longpass Filter (T>90%@580-2000nm, OD3@200-560nm)

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

Professional LP575 Longpass Filter - Extended Range Optical Performance

The LP575 Longpass Filter delivers exceptional optical performance for applications requiring precise wavelength control across an extended spectral range. Engineered for demanding research and industrial applications, this filter provides reliable spectral separation from visible to near-infrared wavelengths.

Key Specifications:

  • Cut-on Wavelength: 575nm (T=50%)
  • High Transmission Range: T>90% @ 580-2000nm
  • Effective Blocking: OD3 @ 200-560nm
  • Extended Spectral Coverage: Up to 2000nm in NIR range

Applications & Benefits:

  • Near-Infrared Spectroscopy: Ideal for NIR analysis and material characterization
  • Fluorescence Imaging: Perfect for multi-channel fluorescence microscopy
  • Biomedical Research: Excellent for tissue imaging and diagnostic applications
  • Industrial Inspection: Enhanced contrast for quality control systems
  • Astronomical Imaging: Suitable for stellar and planetary observations

Technical Advantages:

  • Extended transmission range to 2000nm for comprehensive NIR coverage
  • Sharp transition edge at 575nm for precise spectral separation
  • High transmission efficiency (>90%) minimizes signal loss
  • OD3 blocking ensures excellent unwanted light suppression
  • Temperature-stable performance for consistent results

Why Choose SyronOptics LP575? Our longpass filters are manufactured using advanced thin-film coating technology on premium optical substrates. Each filter undergoes comprehensive spectral testing to guarantee performance specifications, making them the trusted choice for researchers and engineers worldwide.

Perfect for applications requiring both visible light blocking and extended near-infrared transmission.

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.

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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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