Nebulizer 2 "H-beta filter, Explore Scientific:
• as a result of using H-beta line filters, many weak nebulae objects become easier to see
• suitable for both visual observations and photography with CCD cameras
• blocks the entire spectrum of light except the H-beta spectral line
• pass: hydrogen line H-beta (486 nm)
• has an individual test certificate guaranteeing that you will receive high-quality goods

Technical parameters

• Housing diameter: 50.8 mm
• transmission of light: over 90%
• height: 8 mm
• weight: 15 g