Optolong LRGB 1.25" Filter Set baseplate 1 Moon filter 2 Spectrum

1 Moon filter 2 Spectrum 3 Pure optical glass lens

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Ultra Dark ND1000000 Filter: It is designed to provide a 20 stop light reduction

OIII 496nm&500nm

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Optolong LRGB 1.25" Filter Set baseplate 1 Moon filter 2 SpectrumOptolong LRGB 1. 25" Version Premium Filter Set for CC Photography, Ideal for Deep Sky Photography with Small CCD or Planetary Photography. High transmittance and color fidelity WARNING: Optolong filters are not designed for sun observation. Do not seal the sun with the OPTOLONG filter. Optolong LRGB 1. 25" high quality filter set for CCD photography Ideal for deep sky photography with small ccd or for planetary photography High transmittance and