Telescopes & Binoculars

Telescope, Binocular, Microscope & Riflescope Blog

Entries for October 6th, 2008

Filter adapter

Question:
Can you help?  I have a 2″ eyepiece and want an adapter so I can fit 1 1/4″ filters to it.  I realize that my field of view will be restricted.  Do you have such an adapter?
Thanks, John
Answer:
John,
Because of the severe vignetting that would result, no one makes such an adapter. However, we know a [...]

Vixen Telescope VC200L with GPD2 Mount 39852

Item No. 105-12011
Manuf. No. Vixen 39852
The VC 200L is an 8″ f/9.0 highly corrected, highly specialized telescope for astro imaging. With its elaborate aspherical optical design it achieves excellent image correction throughout the large illuminated field. (42mm diameter fully illuminated).

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Vixen Telescope VC200L with GPD2 Mount 39852

Televue Eyepiece 2″ 17mm Ethos ETH-17.0

Item No. 704-10096
Manuf. No. Televue ETH-17.0
The Tele Vue Ethos eyepieces have pushed the boundries of optical excellence and maximum field of view, creating an unrivaled eyepiece experience. The Tele Vue 17mm Ethos is the latest in the Ethos family of eyepieces, providing an even larger field of view than the original 13mm.
An important benefit of [...]