Welcome, Guest: Login or Register My Cart (0)

640/8 nm MaxDiode™ laser clean-up filter

Part Number: LD01-640/8-12.5

Left-click & drag to zoom. Right-click to save, print or reset

  • Your filter spectrum may differ slightly from the typical spectrum above, but is certified to meet the optical specifications noted below.
Semrock Optical Filter: LD01-640/8  LD01  640/8
640/8 nm MaxDiode™ laser clean-up filter
Keep the desirable laser light while eliminating the noise. MaxDiode laser clean-up filters are ideal for both volume laser-based instrumentation as well as laboratory use of diode lasers for fluorescence excitation and other spectroscopic applications.
Part NumberSizePrice1Stock StatusQuantity
LD01-640/8-12.512.5 mm x 3.5 mm$285In StockAdd To Cart
LD01-640/8-2525 mm x 3.5 mm$570In StockAdd To Cart

Don’t see a size you need? Create your own custom sized part – delivery confirmed ARO.

Select Shape & Dimensions:
Diameter Unhoused / Unmounted
Rectangular Unhoused / Unmounted
Housed / Mounted
  
Diameter: mmDimension 1: mm
Dimension 2: mm 
  
Edge Blacken:
  
 Quantity:
Add To CartPrice Each:
Size Fee:
Total:
Custom sized parts are non-returnable.
Add To Cart
Custom Sizing Limits:
Diameter Range: 5mm - 32mm
Rectangular Dimensions: 5mm - 32mm

Substrate thickness/tolerance as listed on Specifications tab.
Dimensional tolerances are ±0.1mm for unhoused parts.

For sizes outside the limits listed above, please contact customer service at 1-866-SEMROCK



1) US domestic pricing only. If you are ordering from outside the US, please contact your nearest regional distributor for the correct list price.
Optical Specifications
SpecificationValue
Transmission Band 1Tavg > 90% 636.3 – 644.3 nm
Center Wavelength 1640 nm
Guaranteed Minimum Bandwidth 18 nm
FWHM Bandwidth 1 (nominal)12.9 nm
Blocking Band 1ODavg > 3 400 – 625 nm
Blocking Band 2ODavg > 5 580 – 622 nm
Blocking Band 3ODavg > 5 658 – 717 nm
Blocking Band 4ODavg > 3 655 – 720 nm

General Filter Specifications
SpecificationValue
Laser Wavelength 1640 nm
Angle of Incidence0 ± 5 degrees
Cone Half-angle0.5 degrees
Optical Damage RatingNot tested
Filter Effective Index2.15 Understanding ‘Effective Index of Refraction’ neff

Physical Filter Specifications (applies to standard sized parts; contact us regarding other sizes)
SpecificationValue
Transverse Dimensions (Diameter)12.5 mm
Transverse Dimensions 2 (Diameter)25 mm
Transverse Tolerance (mounted)+ 0.0 / – 0.1 mm
Filter Thickness (Mounted)3.5 mm
Filter Thickness Tolerance (Mounted)± 0.1 mm
Clear Aperture≥ 10 mm
Clear Aperture 2≥ 22 mm
Scratch-Dig60-40
Substrate Thickness (unmounted)2.0 mm
Substrate Thickness Tolerance (unmounted)± 0.1 mm
OrientationArrow on ring indicates preferred direction of propagation of light

Edge Filters

BLP01-647R.png

647 nm EdgeBasic™ best-value long-pass edge filter

• Filter with 50% edge at 659.5 nm
• 377 cm-1 transition
• Tavg > 93% from 665.2 – 1200 nm


Custom sizing delivery confirmed ARO (sizing fee applies).
Part # BLP01-647R-25
$375
(Non-US pricing info)



BSP01-633R.png

632.8 nm EdgeBasic™ best-value short-pass edge filter

• Laser Wavelength = 632.8 nm
• Filter 50% edge at 621.8 nm
• 385 cm-1 transition
• Tavg > 80% 350 – 400 nm
• Tavg > 93% 400 – 615.1 nm


Custom sizing delivery confirmed ARO (sizing fee applies).
Part # BSP01-633R-25
$425
(Non-US pricing info)


Notch Filters

NF03-633E.png

633 nm StopLine® single-notch filter

• Laser Wavelength = 632.8 nm
• Typical Notch Bandwidth = 25 nm
• ODabs > 6 632.8 nm


Custom sizing delivery confirmed ARO (sizing fee applies).
Part # NF03-633E-25
$845
(Non-US pricing info)


Dichroic Beamsplitters

Di03-R635.png

635 nm laser BrightLine® single-edge super-resolution / TIRF dichroic beamsplitter

• Laser Dichroic Beamsplitter with edge at 655.8 nm
• Rabs > 94% 632.8 – 647.1 nm
• Ravg > 90% 350 – 632.8 nm 
• Tavg > 93% 658.8 – 1200 nm
• Flatness / RWE: Super-resolution / TIRF


Custom sizing delivery confirmed ARO (sizing fee applies).
Part # Di03-R635-t1-25x36
$495
(Non-US pricing info)



NFD01-633.png

633 nm StopLine® notch laser dichroic beamsplitter

• Laser Wavelength = 632.8 nm
• R > 98% 632.8 nm
• Tavg > 90% 350 – 603 nm & 678 – 1600 nm
• Flatness / RWE: Laser


Custom sizing delivery confirmed ARO (sizing fee applies).
Part # NFD01-633-25x36
$695
(Non-US pricing info)


[x]
US domestic pricing only. If you are ordering from outside the US, please contact your nearest regional distributor for the correct list price.
Tech Note
TopicDescription
Cleaning Optical FiltersInstructions for cleaning hard coated optical filters
Filter ReliabilityCompares the performance and reliability of hard coated filters to traditional soft-coated filters and provides information about the testing standards for Semrock filters
Laser Damage ThresholdProvides information for calculating laser damage threshold for pulsed and continuous wave lasers
Working with Optical DensityTables to describe the relationship between OD and transmission with tips for quickly calculating OD

640/8 MaxDiode Laser clean-up Filter Diode cleanup LD01-640/8 LaserDiode LD01 LD01-640/8-12.5 LD01-640/8-25

The item has been added to your shopping cart.

The item has been added to your shopping cart, however, your IP address appears to be outside the US/ Canada, so online/ direct orders from Semrock are not allowed. Please see the International Distributor page to find your non-US distributor.

We apologize for any inconvenience.

The shopping cart is offline. Please call toll-free 1-866-SEMROCK (866-736-7625) or email us to place your order.

Selected option not available online. Please call toll-free 1-866-SEMROCK (866-736-7625) or email us to place your order.