Filters Iris Diaphragms and Slits

BMI Surplus, an industry leader in Quality Used Optical Components, offers a large inventory of used optical filters, iris diaphragms, optical bandpass filter options such as a Neutral Density Optical Filter Set, Baird-Atomic Bandpass Optical Filter, Neutral Density Optical Filter Wheel, and many more used optical components.

Shop Used Optical Filters, Iris Diaphragms & Optical Slits Online
Buy Online, Contact Us or Call 781-871-8868 if you don’t see the specific used Optical Components you are looking for. We’re here ready to help you!

Showing 1–60 of 635 results

  • SKU: 73254

    3.5″x4.5″ Tinted Optical Filter; 50/50 ND

    $45.00
  • SKU: 73200

    SPEX 1451X Monochromator Assembly

    $850.00
  • SKU: 73025

    OCLI Optical Coating Laboratory Inc, Variable Optical Filter

    $300.00
  • SKU: 72378

    Emund Optics 43953 Filter Opticast IR 2 X 2

    $20.00
  • SKU: 72065

    SCI R6320-005 A Noise Filter

    $15.00
  • SKU: 71390

    B+W 72 486 UV IR CUT MRC Basic Filter

    $100.00
  • SKU: 71154

    Millipore Millipak 40 Disposable Filter

    $55.00
  • SKU: 71147

    Pall ULTIPOR Disposable Filter Assembly

    $100.00
  • SKU: 71140

    Millipore WGFG01HS1 Filter F Miniln Line 1/4′

    $20.00
  • SKU: 70996

    Mechanical Adjustable Slit for Monochromator

    $85.00
  • SKU: 70901

    Airotex NH-1300M-10 Aerolescer Filter

    $65.00
  • SKU: 69597

    HP 11567A 20 CM Air Line

    $60.00
  • SKU: 69524

    Avantek YF85-0107 YIG Filter

    $245.00
  • SKU: 69484

    Kodak Series VI Wratten Filter

    $25.00
  • SKU: 69411

    Telonic 219-6.5-4XX1 Bandpass Filter

    $110.00
  • SKU: 69321

    Industrial SCI 52-387-010 Power Filter

    $60.00
  • SKU: 69296

    IMCSD Microwave 935020 Bandpass Filter

    $45.00
  • SKU: 69245

    K&L X3B250-1285/50-0 Bandpass Filter

    $85.00
  • SKU: 69233

    Lorch Microwave 7BX-362.5/A45-SM Low Pass Filter

    $60.00
  • SKU: 69202

    Lark Engineering SM450-100-5AA Bandpass Filter

    $45.00
  • SKU: 69201

    Lark Engineering SM2900-38-4AA Bandpass Filter

    $30.00
  • SKU: 69197

    K&L M/W 6FVSP-3840/T36-0/0 Bandpass Filter

    $20.00
  • SKU: 69196

    K&L UE537-1 Bandpass Filter

    $45.00
  • SKU: 69188

    Quartztek 001-57540 Bandpass Filter

    $30.00
  • SKU: 69185

    SEG FA-1048A Crystal Bandpass Filter

    $200.00
  • SKU: 69181

    K&L Quartztek 59492 001-55740 Bandpass Filter

    $45.00
  • SKU: 69174

    Alpha Components 22291 Crystal Filter

    $100.00
  • SKU: 69162

    K&L Microwave 001-57540 Filter

    $70.00
  • SKU: 69118

    American Plumber W30PE Filter Cartridge

    $20.00
  • SKU: 69060

    Wilkerson M28-04-CK00 Dual 150 PSI Compressed Air Filters

    $180.00
  • SKU: 68931

    Ohmic NF-317 Filter 2x3A 240 VAC

    $55.00
  • SKU: 68796

    SMC NAF2000-NO1-C Pneumatic Air Filter

    $35.00
  • SKU: 68791

    Spectrum Control SCI R6020-009RA EMI Filter (lot of 5)

    $50.00
  • SKU: 68602

    SCI R6320-005A Noise Filters (lot of 2)

    $30.00
  • SKU: 68600

    Cornell Dubilier NF10440-4 Radio Noise Filter

    $25.00
  • SKU: 68554

    Spectrum Control Inc R2020-001A Noise Filters (lot of 10)

    $70.00
  • SKU: 68553

    Lot of 7 Spectrum Control Inc R6020-009A Noise Filters

    $70.00
  • SKU: 68536

    Sprague 20JX35 Feed-Through EMI Filter

    $40.00
  • SKU: 68499

    Dale 293-1183-030 Band Pass Filter

    $70.00
  • SKU: 68485

    CQT Electronics LR9-10AA Band Pass Filter

    $30.00
  • SKU: 68484

    K&L Microwave 5B110-512/13-0/0 RF Band

    $150.00
  • SKU: 68473

    Filtronetics SK120A050-5 RF Filter

    $90.00
  • SKU: 68472

    Captor Corp A-2905 RF Filter

    $150.00
  • SKU: 68434

    Filtronetics CICSK120A050-5 RF Filter

    $75.00
  • SKU: 68428

    Merrimac PEWM-4-15 Bandpass Filter

    $80.00
  • SKU: 68426

    Dale FR4PX22YY2 Bandpass Filter

    $80.00
  • SKU: 68422

    Millipore WGFG06WR1 Wafergard Filter 600 PSI

    $70.00
  • SKU: 68385

    K&L 3MC30-1244/T60-0/0 Bandpass Filter

    $70.00
  • SKU: 68157

    Balston A912-DX Pneumatic Air Filter

    $50.00
  • SKU: 68035

    Captor Corp RF Filter A-4117 2×15 A 115VAC 60Hz

    $225.00
  • SKU: 67800

    K&L 4L11L-500 Microwave Band Pass Filter

    $150.00
  • SKU: 67780

    Spectra Physics 332 Spatial Filter

    $70.00
  • SKU: 67741

    Lot of 2 CQT Electronics M20-5 Band Pass Filters

    $50.00
  • SKU: 67740

    Lot of 4 CirQtel FBT-21-10 Band Pass Filters

    $70.00
  • SKU: 67739

    lot of 2 CirQtel FBI/2-300/7 Bandpass Filters

    $30.00
  • SKU: 67737

    Lot of 2 Lark Engineering HP9702-3AA Band Pass Filters

    $60.00
  • SKU: 67736

    Lot of 2 CirQtel HT13-440AA Band Pass Filters

    $30.00
  • SKU: 67735

    CQT Electronics 21377 Band Pass Filter (lot of 2)

    $30.00
  • SKU: 67659

    A-2905 RF Filter 2x10A 24VDC 2x2ARMS 115VAC 50-400Hz 95’C

    $200.00
  • SKU: 67383

    Nikon Filter 52mm L37C (in original pack)

    $20.00