Baader UBVRI Photometric V-Filter 1.25''Baader UBVRI photometric filters are plane optical polished and mounted in Baader 1. 25" low profile filter cells. All filters are available individually or as a complete set.

Advanced Features Let the NexStar SE Grow with You

8x50 finderscope to help accurately find objects

consisting of 4 filters:

it's never been easier to explore the night sky

Celestron’s signature telescopes reach a new level with NexStar Evolution 9

2" CMOS SONY IMX174LLJ

Also the hand controller has a convenient facility to invert the direction of the UP

25" Astro Filters

and above all DSLR cameras are easy and enjoyable to use

Aperture (mm): 102 mm (4

Tracking Rate: Sidereal

Q: Does it matter if the aperture of my telescope is slightly larger than the aperture of the Bahtinov mask