Scope Of Application: This useful accessory allows for the perfect connection of your Ni kon camera to a 2 inch eyepiece diameter telescope; FOR Ni kon D1 D40 D50 D70 D70S D80 D200 and all digital NIkon cameras with an F-bayonet
Convenient Installation: Step1: Connect the T ring and 2 inch T adapter through threads; Step2: Connecting the T ring to the camera; Step3: Connect the 2 inch T adapter to the telescope
Easy Angle Adjustment: Loosen the three screw holes on the T ring using an L shaped hex wrench: not included; gently rotate the camera to a satisfactory angle; and tighten the screws on the T ring after the adjustment is complete
Each Alstar 2 inch O III Filter is individually inspected and proudly inscribed with the percentage of light transmittance of the two O III emission lines
Not only useful at light polluted sites; the contrast is also increased at dark sky sites; can be used with all 2 inch eyepieces; Filter made from high grade glass with dichroic interference and antireflection coatings
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