the color error of economy Refractors
puts the real quality of the lens on display
bluish ”hue” (= lack of contrast) during lunar-, planetary-, solar- and
emphasizes surface detail on Jupiter and Mars! If you have never seen the
GRS (Great Red Spot) on Jupiter - with this filter you will!
transmission - provides a bright, brilliant image compared to the usual
dark green color filters, used to bring out detail on Jupiter. Color
recognition will be retained!
ultimate in lunar filters! - Moon (and Sun!) appear much more
natural in color (with a slight yellowish tint), compared to the usual low
priced dark green Moon-filters, usually offered for beginners telescopes.
removes distracting false color and the resulting smeared and washed out
image details. You have never ever seen the Moon or the Sun (with
AstroSolar Safety Film) so tack sharp in an economy priced telescope!
atmospheric ”stray light” (skyglow). Sky-background turns into pitch
and every standard filter thread;
with the (planoptically polished) Baader Infrared Cut-Filter. In this
combination all blue scatter as well as unfocused near infrared light is
completely removed - an absolute Must for digital imaging!
Planoptically polished, suitable for being used in front of a binocular
viewer, or for afocal image projection during digital imaging (way in
front of the focal plane!)
deterioration of resolution with magnifications of 150x and more - as with
”raw polished” (flame polished) glass!
(glass melt): Neodymium doped glass
rear face: 7-layer hard-multicoating, featuring 0,2% reflection
front face: 23-layer dielectric long pass blocker
hardened coatings on both faces, absolutely scratch resistant - may be
cleaned any time without fear