Refractor Reducers: TeleVue TRF-2008 vs Altair Lightwave 0.8x on SW Evostar 80ED & Equinox 80 ED

January 11, 2017 // by ecuador

APO/ED refractors are great, however they do need a flattener to give you those pinpoint stars, or, even better, a reducer/flattener to also give you faster exposures and wider field at the same time. Some¬† refractors will have a matched reducers (especially the “slow” ones), but, for those that do not the expensive TeleVue TRF-2008 […]

2016 Mercury Transit @ Heaton Park

May 13, 2016 // by ecuador

We had an unusually sunny day at Heaton Park on May 9th, so we enjoyed the Mercury Transit along with many friends from the Heaton Park astro group and even more people who where just enjoying their day at the park. The only downside was the strong wind, which tended to cover everything with sand […]

2015 Solar Eclipse @ Heaton Park, Manchester

March 20, 2015 // by ecuador

Well, that’s it for Europe until 2026. We had a nice gathering with a lot of people of all ages at Heaton Park, Manchester today, however the weather was not favorable. We did lose the sun completely near the maximum (and I don’t mean the moon covered it – it was due to thick clouds) […]

Planetary Shootout: Jupiter with Refractor, Maksutov, Newtonian, SCT

March 18, 2015 // by ecuador

Update 2016/04/27: As I get some questions, comments and even criticisms about a particular aspect of this article, I thought it was time to do an update to try and clarify some things, and also add images from my newest OTAs. So, some people tell me that images are not a good indication of the […]

The easy solar filter: Baader Astrosolar Film on aperture mask cover.

March 15, 2015 // by ecuador

One of the best and least expensive solutions for observing the sun with a telescope is to use the Baader Astrosolar Safety Film. There are many places that will sell you a pre-mounted filter for your telescope, or you can make it yourself and save money. For example, by gluing strips of cardboard around the […]

Terrestrial Viewing with a Telescope: Comparison test

March 5, 2015 // by ecuador

I often read forum posts of people asking whether they can use a telescope for terrestrial viewing instead of a spotting-scope and also about a recommendation for such a telescope. The usual answer is “yes you can use most telescopes – with the addition of an image erecting diagonal” and also “go with a Maksutov […]

Starguider 2″ Field Flattener (TSFlat2) on SkyWatcher Evostar 80ED

February 19, 2015 // by ecuador

The lowest cost field flattener / corrector that I could find for my SW 80ED refractor was the Starguider 2″ Field Flattener sold by Sky’s the Limit on ebay.co.uk. They have a ¬£124 buy it now price currently. According to the seller (who is well-trusted in the UK) this is the same as the TS […]