Kendrick Astro Bahtinov Focus Opaque Masks (BM-60)

Kendrick Astro Bahtinov Focus Opaque Masks (BM-60)The Bahtinov mask allows digital astrophotographers and visual observers to get razor sharp focus in seconds! The difference in focuser position between the four pictures shown below is very small, a few tenths of a mm. The method is very fast and incredibly sensitive. There is no guessing when you are focused during times of poor to moderate seeing. Simply put the mask and the status of your focus will become immediately apparent. The masks have a

plate tectonics

5 15 40 T-2 PART # 25C 25A 25B USAGE For Eyepiece Projection with Sliding Focuser INNER DIAMETER / CLEAR APERTURE (MM) 38 38 38 OUTER DIAMETER 46 46 46 INNER CONNECTION (LENS SIDED) Thread

Tripod Top Die-cast aluminum Diameter Ø3

ZWO FFI 07 APO is equipped with a telescopic lens hood

sharp and colourful

You may be aware that there are people living on a space station 400 kilometers above the Earth

4x 12V DC Power Outlets

either a 3

The beautiful hard-anodized aluminum housing matches the eyepieces in the Celestron Luminos line

from the seat down to the legs

Atlas Pro AZ/EQ6-G PLUS Adapter Plate (PLLFLEQ6)

5 kg) Dovetail: CG-3 Dovetail bar MOUNT INFO Mount Type: CG-3 Equatorial Height adjustment range (includes mount and tripod): 812