Ken Press 11" Planisphere for 30-60 Degrees North (KP-11E)

Ken Press 11" Planisphere for 30-60 Degrees North (KP-11E)The 11 inch diameter plastic star chart is for use in the northern hempisphere between 30 and 60 degrees of lattitude. It consists of two plastic circles riveted together that can be turned to find the stars for any hour or day of the year. Binocular and small telescope objects are noted on the chart. The back of the chart is packed with information including a table for the annual meteor shower, Moon map, planet facts, a tickle of mythology, astro

8mm (2") Stainless Steel Mount Head Weight: 58 lbs (26

CPC Deluxe HD is compatible with all of Celestron's latest accessories

9° hybrid stepper motor Drive System Belt

Optional available is a bayonet-adapter for Zeiss Diascope-spotters (#2454500)

60") Field Stop Diameter: 19

it's best to use these for deep-sky applications where your eye pupil is large

Threads directly onto the 3

These coatings coupled with BaK-4 prisms increase light transmission through the optical path and deliver crisp

Dobson was well known for constructing large aperture reflecting telescopes capable of deep sky viewing

and both high and low pressure sodium vapour lights and the unwanted natural light caused by neutral oxygen emission in our atmosphere (i

The focuser allows multiple connections

the dark current noise is only 0