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Galvoptics Ltd, Harvey Road, Burnt Mills Industrial Estate, Basildon, Essex, SS13 1ES.

Telephone +44 (0) 1268 728077

Fax +44 (0) 1268 590445

Mirror Kits	How to Build a Newtonian Telescope
Mirror Blanks	Grinding Tools
Dobsonian Mirrors	Low expansion Blanks
Grinding & Polishing Materials	Parabolic Mirrors
Low Expansion Borosilicate Mirrors	Finished Mirrors
Diagonal Flats	Aluminising Service
Caring for your Mirror	Nebula Filters
Filter Sets	Complete Telescopes NEW !

MIRROR KITS

All our Mirror Kits contain:

1. Mirror Blank.

2. Chance-Pilkingtons Float Glass Grinding Tool, with fine ground edges.

3. Special Optical Polishing Pitch and finest quality grinding and smoothing powders.

4. Top quality Cerium Oxide Polishing powder.

Mirror size	Grinding Tool	Price £	Post & Packing £
100mm	YES	£36.05	£20.56
150mm	YES	£46.63	£20.56
200mm	YES	71.30	£20.56
250mm	YES	89.04	£20.56

HOW TO BUILD A ‘NEWTONIAN’ TELESCOPE

This booklet is written by one of our Optical Engineers.

It contains many useful details on how to grind, polish and paraboloid your own mirror.

It also deals with the testing and alignment, and offers valuable information to both experienced and inexperienced.

Booklet price £3.24 each

Postage £1.40

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Phone +44 (0) 1268 728077

Fax +44 (0) 1268 590445

This document maintained by sales@galvoptics.fsnet.co.uk

Material copyright Ó2003 Tim Wale