Meade Instruments:  
 » LX90 SCT & ACF Series. 
 » LX200 ACF Series. 
 » LXD75 ACF Series. 
 » ETX Computerised Telescopes. 
 » Lightbridge Dobsonian Telescopes. 
 » Premium Refractor Telescopes. Coronado Solar Telescopes: 
 » Personal Solar Telescopes. 
 » SolarMax II Telescopes. Opticstar sections: 
 » Cooled, long exposure cameras, 6.1MP CCD, USB 2.0. 
 » Video cameras for planetary use up to 1.3MP, USB 2.0. 
 » Imaging accessories. 
 » Auto-Guiding systems, complete solutions. Ascension telescopes and accessories: 
 » Apochromat ED Triplet Refractors 
 » Achromat Doublet Refractors  
 » Eyepieces including zoom eyepieces. 
 » Guiding eyepieces. 
 » Extension tubes. 
 » Flip mirrors. 
 » Imaging filters. 
 » Barlow lenses. 
 » Binoviewers. 
 » Red dot finders. 
 » Eyepiece projection kits. 
 » Mirror and prism diagonals. Starlight Xpress: 
 » Cooled CCD Cameras. 
 » Guide Cameras. 
 » Filter Wheels. Farpoint Astro: 
 » Dovetail systems and mount accessories. 
 » Focus masks. 
 » Binocular mountings. Willmann Bell books. Shoestring Astronomy sections: 
 » Autoguiding connectivity kits and interfaces. 
 » Shutter control units for DSLR cameras. 
 » Focus motor controllers.
Meade Stella Wi-Fi Adapter
Meade Stella Wi-Fi Adapter.
£219.00
Stella allows you to wirelessly control your computerised telescope with your smart phone or tablet.
7.2mm-21.5mm ZOOM
Opticstar XL 7.2mm-21.5mm ZOOM Eyepiece.
£75.00
The Opticstar XL 7.2mm-21.5mm ZOOM is a very high quality zoom eyepiece delivers a particularly flat field of view...
Cooled CCD
Opticstar DS-616C XL+
£899.00
The Opticstar DS-616C XL+ uses the Sony ICX413AQ, 6.1 mega pixel colour
CCD (1.8"). Complete with power supply unit and software...
Meade LPI-G Colour
Meade LPI-G colour
£180.00
The Meade LP-G Colour video camera for imaging and guiding.
Meade LX90 ACF 10" UHTC
Meade LX90 ACF 10" UHTC.
£2560.00
The Meade LX90 ACF 10 UHTC is a 10" advanced catadioptric with a computerised fork mount.
Ascension 80ED Triplet
Ascension 80ED Triplet
£675.00
The Ascension 80ED Triplet APO from the premium range of telescopes...
Meade ETX80 Observer
Meade ETX80 Observer
£285.00
The new ETX80 Observer telescope is ultra-portable and ideal for astronomy and terrestrial use.
Opticstar 1.25" Filter Wheel
Opticstar 1.25" Filter Wheel.
£34.95
The Opticstar 1.25" Filter Wheel for standard 1.25" threaded filters with 5 filter positions.
Meade LPI-G Monochrome
Meade LPI-G monochrome
£189.00
The Meade LP-G Monochrome video camera for imaging and guiding.
Opticstar PX-125C
Opticstar PX-125C
£---
The Opticstar PX-125C colour video camera for guiding and planetary imaging.
Ascension Projection Kit
Ascension 2" Projection Kit.
£29.95
The Ascension 2" Projection Kit for all types of astro photography.
Astro Calendar (1)
3500BC - The Grand Menhir of Locmriaquer
The Grand Menhir of Locmriaquer is the largest in Brittany. It was erected round 3,500BC and probably its main purpose was to assist astronomical observations. The Grand Menhir of Locmriaquer is an unpolished block of stone planted in the ground as most menhirs are.
The Grand Menhir

3000BC - Constellations are first recognised
It was around this time that star constellations were first recognised.
Constellations

2750BC - Ancient Structures Point to the Stars
For the first time man made structures including Stonehenge and the Pyramids are aligned in such a way that the Sun and/or chosen Stars shine though carefully selected openings at special times in the year including solstice as in the case of Stonehenge.
The pyramids.

2296BC - Comets Catalogued For First Time
For the first time Chinese astronomers are making records of comets within the Earth's vicinity. Such knowledge is not shared and remains within the reach of very few within the emperor's courts for thousands of years.
Credit: ESA

1600BC - Constellations Are First Identified
Astronomers in Mesopotamia (modern Iraq) identify the constellations of the zodiac. These are the constellations the Sun moves through every year.
Mesopotamia

1300BC - Chinese Establish Length Of A Year
Astronomers in China calculate the length of the year to 365 days and 6 hours.
Length of year.

585BC - Solar Eclipse Predicted By Thales
Thales of Miletus (Greek, 624BC-546BC) predicts a solar eclipse for the first time. Modern astronomers have dated the solar eclipse taking place on the 28th of May 585BC.
Solar eclipse.
[Credit: NASA, GSFC]

530BC - Pythagoras Recognises Earth Is Sphere
Pythagoras of Samos is often described as the first pure mathematician (Greek, 572BC-479BC). Pythagoras recognises that the Earth is a sphere and suggests that other heavenly bodies revolve round it.
Earth is round.
[Credit: NASA, SSC]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>
Product Search

Opticstar News
New DS-616C XL+ Model
posted: 24th August 2017
Opticstar DS-616C XL+.
Star product, improved.

The new Opticstar DS-616C XL+ deep-sky CCD is the successor to the popular DS-616C XL that earned the annual star product award back in 2013. It maintains all the features of the original model as well as other improvements.


DS-616C XL is Astronomy Magazine's Star Product
posted: 12th September 2013
Opticstar DS-616C XL is Astronomy magazine's product of the year.
Star product.

The Opticstar DS-616C XL deep-sky CCD camera has earned the annual star product award from Astronomy, the world's best-selling astronomy magazine. Read about it in the September 2013 issue.

Online Shopping
Credit & Debit Cards
updated: 22nd August 2017
Online shopping.
We accept all the credit and debit cards shown above. Online payments are cleared by Barclays. Online payment integration by Worldpay. Please read our
Terms & Conditions

Willmann Bell
Books for Astronomy
updated: 28th October 2018
Willman Bell books.
Acclaimed books from Willmann Bell...
more
Opticstar News
Imaging Brochure
updated: 10th February 2014
Opticstar brochure.
Download the Opticstar imaging catalogue here.
more
Articles
CCD Temperature And Dark Current Correction
Dark current.
An important step in CCD image calibration is the...
more
A&M 152mm f/8 Review
"Fantastic Performance" "Beauty of a Ferrari"
updated: 25th March 2009
A&M 152mm f/8 TMB.
Read the latest review about the A&M 152mm f/8 A&M/TMB on Cloudy Nights. According to the review this telescope combines the "beauty of a Ferrari" with "fantastic performance". The review also states that "the manufacturer's claims are valid".
Feedback
We want to hear your comments.
contact
© Opticstar Ltd 2018