Tag Archives: ED

Hawke Sapphire 8×25 ED binoculars review

The Hawke Sapphire ED 8×25 binoculars offer big performance results from a compact set. Features include ED glass with Dielectric coated BaK-4 prisms and water repellent glass. It is difficult to believe how bright the image is from the small … Continue reading

Posted in Hawke Binocular Reviews | Tagged , | Comments Off on Hawke Sapphire 8×25 ED binoculars review

Ostara Diamond APO ED 8×42 and 10×42 binoculars review

The Ostara Diamond APO 42mm binoculars are ideal for those wanting to take the step into premium binoculars. Recently I was fortunate to have a set of the 8×42 and 10×42 to test. Starting from the beginning you see a … Continue reading

Posted in Ostara Binoculars Reviews | Tagged , , , | Comments Off on Ostara Diamond APO ED 8×42 and 10×42 binoculars review

Hawke Frontier 8×43 ED. 38300 Customer purchase

A customer came to the Northern Optics outlet several years after purchasing a set of Hawke Frontier (old model) 8×42 from us. I must say they were in excellent condition after all those years, and the fact they were soaked in … Continue reading

Posted in Hawke Optics Spotting Scopes | Tagged , , | Comments Off on Hawke Frontier 8×43 ED. 38300 Customer purchase

Helios Mistral WP6 10x42ED binoculars review 30956

A customer came to the Northern Optics weekend outlet looking for an upgrade to his Celestron 8×32 binoculars that they had bought from us. Ideally he wanted a set of high quality 10x42s. Luckily we had a good choice of … Continue reading

Posted in Helios Binocular Reviews | Tagged , , , | Comments Off on Helios Mistral WP6 10x42ED binoculars review 30956

Ostara FF 27mm v Celestron X-Cel 25mm v Ostara ED 21mm eyepiece shootout

Have just done my own little wide field eyepiece shoot-out. This was following a request from a customer looking for a good wide angle E/P for his Olivon T800 spotting scope that he purchased from us. I tested on an … Continue reading

Posted in Eyepieces | Tagged , , , | Comments Off on Ostara FF 27mm v Celestron X-Cel 25mm v Ostara ED 21mm eyepiece shootout

Visionary Fieldtracker Emerald ED 8×42 binoculars review

  The Visionary Fieldtracker Emerald ED 8×42 binoculars received a great review in Birdwatching magazine 2011 Click here to read the full review (3.92MB download) Click here to buy  

Posted in Visionary Binocular Reviews | Tagged , , , | Comments Off on Visionary Fieldtracker Emerald ED 8×42 binoculars review

Helios Aero ED Binoculars

  The Helios Aero ED 8×42 and 10×42 tick all the boxes required for the demanding birdwatcher.  At an incredible £199 for both 8x and 10x, they must be one of the best value / high performance ED birdwatching binoculars … Continue reading

Posted in Helios Binocular Reviews | Tagged , , , , | Comments Off on Helios Aero ED Binoculars

New product. Visionary Fieldtracker Emerald ED Binoculars

  Released in 2011, the Visonary Fieldtracker Emerald ED binoculars are at the high end of the range, yet within the budget of many. Features ED glass, BaK-4 phase corrected prisms, fully multi coated optics and nitrogen waterproof. Housed in a … Continue reading

Posted in Product updates | Tagged , , , , | Comments Off on New product. Visionary Fieldtracker Emerald ED Binoculars

Hawke Frontier 43mm ED Binoculars update

4/9/2011. The Hawke 8×43 and 10×43 ED binoculars have been updated with new lens covers and focusing gearing ratio, which allows for much faster focusing. The new model prices have been revised to £369.95 – £379.95 Buy Hawke binoculars online … Continue reading

Posted in Product updates | Tagged , , , , | Comments Off on Hawke Frontier 43mm ED Binoculars update

What does ED glass mean

ED stands for Extra low Dispersion glass. With this more expensive option you will find that all colours come to exactly the same point of focus. With binoculars and telescopes without ED glass you may notice false colour around the … Continue reading

Posted in User Guides and Tutorials | Tagged | Comments Off on What does ED glass mean