Optolong
Optolong
Optolong Optics Co., ltd is the brand owner of Optolong which is a manufacturer of astronomy filters, fluorescence filters.
The five-band pass filter L-Pro has received one of the most positive feedbacks in the astronomy world. Optolong also manufactures other filters such as UHC, H-Beta, O-III, H-Alpha, SII, LRGB.
The new L-eXtreme filter is a 7nm bandpass filter that can be used with one-shot color cameras. Or with DSLRs, (digital SLR) and monochrome CCD cameras and is also suitable for high-speed systems.
The convenience of this filter allows amateurs to visualize a rich emission nebula. Even in bright, slightly dirty areas.
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Optolong CLS 1.25 inch broadband filter
Type: OverigeMounting: OverigeSize (mm): 1.25 inchDelivery time: 1 to 3 business days -
Optolong CLS 2 inch broadband filter
Type: OverigeSize (mm): 2 inchConnection to telescope: 2 inchDelivery time: 1 to 3 business days -
Optolong L-eXtreme 1.25 inch dual band filter
Type: NarrowbandMounting: OverigeSize (mm): 1.25 inchBeschikbaar via nabestelling -
Optolong L-eXtreme 2 inch dual band filter
Type: NarrowbandMounting: MountedSize (mm): 2 inchDelivery time: 1 to 3 business days -
Optolong L-Pro Canon EOS R Clip in filter
Type: LichtvervuilingMounting: Clip-inSize (mm): OnbekendDelivery time: 1 to 3 business days -
Optolong L-Ultimate 2 inch 3nm filter
Type: Dual-NarrowbandMounting: MountedSize (mm): 2 inchBeschikbaar via nabestelling -
Optolong LRGB 1.25 inch filter set 4 filters
Type: L-RGBSize (mm): 1.25 inchConnection to telescope: 1.25Delivery time: 1 to 3 business days -
Optolong LRGB 2 inch filter set 4 filters
Type: L-RGBSize (mm): 2 inchConnection to telescope: 2Delivery time: 1 to 3 business days -
Optolong LRGB 31 mm unmounted filter set
Type: L-RGBSize (mm): 31 mmConnection to telescope: 31 mmDelivery time: 1 to 3 business days -
Optolong LRGB 36 mm unmounted filter set
Type: L-RGBMounting: OverigeSize (mm): 36 mmDelivery time: 1 to 3 business days -
Optolong SHO 3nm 2 inch filter set
Type: NarrowbandMounting: MountedSize (mm): 2 inchDelivery time: 1 to 3 business days -
Optolong SHO 3nm 36mm filter set
Type: NarrowbandMounting: UnmountedSize (mm): 36 mmDelivery time: 1 to 3 business days -
Optolong SHO filters set 6.5nm
Type: NarrowbandMounting: OverigeSize (mm): 1.25 inchDelivery time: depends on your choice -
Optolong UV/IR 1.25 Inch Cut filter
Type: BlockingMounting: OverigeSize (mm): 1.25 inchBeschikbaar via nabestelling -
Optolong UV/IR Cut Filter 2 inch
Type: BlockingMounting: OverigeSize (mm): 2 inchBeschikbaar via nabestelling -
Optolong L-eNhanced 1.25 inch Light Pollution Filter
Type: Dual-NarrowbandMounting: OverigeSize (mm): 1.25 inchDelivery time: 1 to 3 business days -
Optolong L-eNhanced 2 inch Light Pollution Filter
Type: Dual-NarrowbandMounting: OverigeSize (mm): 2 inchDelivery time: 1 to 3 business days -
Optolong L-Pro 1.25 inch Light Pollution Filter
Type: NebulaMounting: OverigeSize (mm): 1.25 inchDelivery time: 1 to 3 business days