Description
- Safe for solar observation and photography with all high-end telescopes and extreme Tele lenses. Suitable for highest magnifications and detailed observation of individual sunspots
- AstroSolar Safety Film OD 5.0, mounted stress-free in temperature compensated cell
- No astigmatism during winter observation or with temperature changes in summer
- Scope of supply: ASTF Filter with apertures from 80 to 180mm (200 – 280mm not yet available) come with two sets of centering bolts in 38mm length. 3 bolts with 10mm diameter and 3 bolts with 20mm diameter, adjustable to the tube diameter of your telescope or dew cap. In addition three safety straps with glue pads and three rubber plugs to cover the holes that are not used, mounting instructions.
