|TeleVue.com: Eyepiece Accessories > Planetary Filters > Specifications|
Features of Tele Vue Bandmate™ Filters
- Optical grade BK7 glass to insure no image degradation due to the substrate.
- Ion beam deposition of the coatings produces hard, stable coatings to reduce changes due to temperature and humidity.
- Dielectric filter for high transmission and blocking of unwanted wavelengths provide high contrast images.
- Aluminum filter cells precision machined and laser etched.
|BPL-0125||1¼" Planetary Filter|