Diagonal prism with BaK4 glass prism and 2" ClickLock clamp: Maximum reflectivity across the spectral range from 390 to 2000 nanometres! This makes the prism ideal for photography, even in the infrared spectral range.
Also equipped with safety grooves for tilt-free clamping and a ClickLock clamp for centred, secure and convenient clamping of your valuable accessories!
BBHS® stands for Broad Band Hard Silver. This special coating ensures that the surface retains its very high reflectivity over a very long period of time.
Silver offers the absolute best viewing experience, with no stray light whatsoever. Try it out – the difference is impressive. You will only want to observe planets through this silver-coated prism!
