Please note this is a second hand item. The film has been replaced by us in the show room and works great. Great for solar work with your spotting scope.
Glass 2+: High quality hand selected glass with metallic coating on inside surface facing optics. All filters block 99.999% of the energy from entering the instrument.
L-eNhance provides an economical and practical solution for amateurs. It is a dual-band pass filter which has been designed for DSLR (digital SLR), color CMOS and CCD cameras.
This Astronomik OIII-CCD Filter is suitable for imaging of OIII nebulas from observation sites with light pollution and from dark sites as well. The contrast between an object glowing at 501nm and the background is increased enormous!
Please note this item is second hand so it has the usual signs of wear but it is in excellent condition otherwise. The filter is unmarked and the cell is in excellent condition.