Optolong

Optolong

  • Optolong IR Pass 1.25in Filter

    Optolong IR Pass 1.25in Filter

    Optolong

    Your price: $109.00
    Optolong IR Pass 1.25in Filter Atmospheric seeing and distortion is much reduced at longer IR wavelengths and as such, the IR Pass 685nm filter is designed to block wavelengths below 670nm and can be...
    OLG-11601
    SKU:
    OLG-11601
    Your price: $109.00
    Quick view
  • Optolong IR Pass 2in Filter

    Optolong IR Pass 2in Filter

    Optolong

    Your price: $164.00
    Optolong IR Pass 2in Filter Atmospheric seeing and distortion is much reduced at longer IR wavelengths and as such, the IR Pass 685nm filter is designed to block wavelengths below 670nm and can be...
    OLG-11602
    SKU:
    OLG-11602
    Your price: $164.00
    Quick view
  • Optolong L-eNhance 1.25in Filter

    Optolong L-eNhance 1.25in Filter

    Optolong

    Your price: $247.00
    Optolong L-eNhance 1.25in Filter Designed for DSLR (digital SLR), color CMOS and monochrome CCD cameras. Isolates the H-Alpha, H-Beta, and Oxygen III nebula emission lines and achieves a maximum...
    OLG-13801
    SKU:
    OLG-13801
    Your price: $247.00
    Quick view
  • Optolong L-eNhance 2in Filter

    Optolong L-eNhance 2in Filter

    Optolong

    Your price: $316.00
    Optolong L-eNhance 2in Filter Designed for DSLR (digital SLR), color CMOS and monochrome CCD cameras. Isolates the H-Alpha, H-Beta, and Oxygen III nebula emission lines and achieves a maximum...
    OLG-13802
    SKU:
    OLG-13802
    Your price: $316.00
    Quick view
  • Optolong L-eNhance EOS-C Filter

    Optolong L-eNhance EOS-C Filter

    Optolong

    Your price: $357.00
    Optolong L-eNhance EOS-C Filter Designed for DSLR (digital SLR), color CMOS and monochrome CCD cameras. Isolates the H-Alpha, H-Beta, and Oxygen III nebula emission lines and achieves a maximum...
    OLG-13804
    SKU:
    OLG-13804
    Your price: $357.00
    Quick view
  • Optolong L-Pro 1.25in Filter

    Optolong L-Pro 1.25in Filter

    Optolong

    Your price: $206.00
    Optolong L-Pro 1.25in Filter L-Pro is a multi-bandpass filter offering better color balance by maximizing the transmission band.  A good choice for light pollution suppression.
    OLG-10201
    SKU:
    OLG-10201
    Your price: $206.00
    Quick view
  • Optolong L-Pro 2in Filter

    Optolong L-Pro 2in Filter

    Optolong

    Your price: $275.00
    Optolong L-Pro 2in Filter L-Pro is a multi-bandpass filter offering better color balance by maximizing the transmission band.  A good choice for light pollution suppression.
    OLG-10202
    SKU:
    OLG-10202
    Your price: $275.00
    Quick view
  • Optolong L-Pro EOS-C Filter

    Optolong L-Pro EOS-C Filter

    Optolong

    Your price: $344.00
    Optolong L-Pro EOS-C Filter L-Pro is a multi-bandpass filter offering better color balance by maximizing the transmission band.  A good choice for light pollution suppression.
    OLG-10203
    SKU:
    OLG-10203
    Your price: $344.00
    Quick view
  • Optolong L-Pro EOS-FF Filter

    Optolong L-Pro EOS-FF Filter

    Optolong

    Your price: $371.00
    Optolong L-Pro EOS-FF Filter L-Pro is a multi-bandpass filter offering better color balance by maximizing the transmission band.  A good choice for light pollution suppression.
    OLG-10204
    SKU:
    OLG-10204
    Your price: $371.00
    Quick view
  • Optolong L-Pro NIK-FF Filter

    Optolong L-Pro NIK-FF Filter

    Optolong

    Your price: $371.00
    Optolong L-Pro NIK-FF Filter L-Pro is a multi-bandpass filter offering better color balance by maximizing the transmission band.  A good choice for light pollution suppression.
    OLG-10205
    SKU:
    OLG-10205
    Your price: $371.00
    Quick view
  • Optolong L-Pro SONY-FF Filter

    Optolong L-Pro SONY-FF Filter

    Optolong

    Your price: $371.00
    Optolong L-Pro SONY-FF Filter L-Pro is a multi-bandpass filter offering better color balance by maximizing the transmission band.  A good choice for light pollution suppression.
    OLG-1020-S
    SKU:
    OLG-1020-S
    Your price: $371.00
    Quick view
  • Optolong Moon and SkyGlow 1.25in Filter

    Optolong Moon and SkyGlow 1.25in Filter

    Optolong

    Your price: $44.00
    Optolong Moon and SkyGlow 1.25in Filter Designed to darken the background sky by blocking light transmission from skyglow 589nm and many street light emissions from artificial light. 
    OLG-10501
    SKU:
    OLG-10501
    Your price: $44.00
    Quick view
  • Optolong Moon and SkyGlow 2in Filter

    Optolong Moon and SkyGlow 2in Filter

    Optolong

    Your price: $66.00
    Optolong Moon and SkyGlow 2in Filter Designed to darken the background sky by blocking light transmission from skyglow 589nm and many street light emissions from artificial light. 
    OLG-10502
    SKU:
    OLG-10502
    Your price: $66.00
    Quick view
  • Optolong OIII 6.5nm 1.25in Filter

    Optolong OIII 6.5nm 1.25in Filter

    Optolong

    Your price: $219.00
    Optolong OIII 6.5nm 1.25in Filter Designed for nebula observation allowing 6.5nm bandwidth of light centered on a wavelength of 500nm through. which corresponds to OIII emission lines. Reduces the...
    OLG-11501
    SKU:
    OLG-11501
    Your price: $219.00
    Quick view
  • Optolong OIII 6.5nm 2in Filter

    Optolong OIII 6.5nm 2in Filter

    Optolong

    Your price: $352.00
    Optolong OIII 6.5nm 2in Filter Designed for nebula observation allowing 6.5nm bandwidth of light centered on a wavelength of 500nm through. which corresponds to OIII emission lines. Reduces the...
    OLG-11502
    SKU:
    OLG-11502
    Your price: $352.00
    Quick view
  • Optolong OIII 6.5nm 36.2mm Filter

    Optolong OIII 6.5nm 36.2mm Filter

    Optolong

    Your price: $269.00
    Optolong OIII 6.5nm 36.2mm Filter Designed for nebula observation allowing 6.5nm bandwidth of light centered on a wavelength of 500nm through. which corresponds to OIII emission lines. Reduces the...
    OLG-11504
    SKU:
    OLG-11504
    Your price: $269.00
    Quick view
  • Optolong Variable Polarizer 2in Filter

    Optolong

    Your price: $66.00
    Optolong Variable Polarizer 2in Filter   Adjust the brightness level of the Moon, Venus, and other bright objects with the Optolong Variable Polarizer. A standard Moon Filter is like a pair of...
    OLG-12502
    SKU:
    OLG-12502
    Your price: $66.00
    Quick view
  • Optolong Venus U 1.25in Filter

    Optolong Venus U 1.25in Filter

    Optolong

    Your price: $265.00
    Optolong Venus U 1.25in Filter Image Venus in the UV-A (320-400nm) and observe Venus’ cloud structures.
    OLG-12601
    SKU:
    OLG-12601
    Your price: $265.00
    Quick view
  • Optolong Venus U 2in Filter

    Optolong Venus U 2in Filter

    Optolong

    Your price: $350.00
    Optolong Venus U 2in Filter Image Venus in the UV-A (320-400nm) and observe Venus’ cloud structures.
    OLG-12602
    SKU:
    OLG-12602
    Your price: $350.00
    Quick view