BAADER 2" CLICKLOCK DIELECTRIC DIAGONAL Testar ZWO D25 AR Protecting window

ZWO D25 AR Protecting window

2 ~8 e (@ 30 dB)

The housing offers live LCD readout of the filter's wavelength output (accurate to 0

item not included) in order to get long exposures without field rotation

About 90% at 672 nm

BAADER 2" CLICKLOCK DIELECTRIC DIAGONAL Testar ZWO D25 AR Protecting windowThe Baader 2" Clicklock Dielectric Mirror Diagonal is a high quality 90 mirror type star diagonal with dielectric coatings for 99% reflectivity, giving high contrast and resolution for planetary, lunar and binary star observation. The oversized mirror substrate is polished to 1 10th lambda accuracy for the highest image quality and features scratch resistant hard coatings for a lifetime of use. The mirror rejects deep UV and IR radiation, allowing it