If you need to buy a new Achromatic doublet, the only place you should be looking nowadays if you would like to save money is online.
Not just anywhere, But but on the sites of Chinese firms as these are the lens manufacturers that are now offering top quality achromatic doublets for an affordable price.
The best way to Find the Appropriate company -- Finding the right company, of course, is Essential As you do want to purchase from a lens firm that produces high quality products and provides exceptional customer service when you buy from them.
Luckily, It Doesn't take Long to find such a company. In reality, registering for a few internet chat rooms specializing in lens users and asking for help buying an achromatic doublet should net you several businesses to check out.
Checking out a company's reputation -- It is also easy to check out a company's Standing before placing an order for achromatic doublets.
Read reviews written about This particular company, see if any articles have been written about the products they market and check the Better Business Bureau for complaints.
Also be sure to return To the lens chat rooms and ask whether others also have ordered from a business you are thinking about.
Getting the right price -- Even if you are ordering from a Chinese Company, prices do still differ radically.
This Is the Reason You will want To get a free quote from any business you're considering so you can be certain you're receiving the best deal.
If You're Going to be Needing a custom achromatic doublet, this is doubly true, as prices may vary a lot in this instance.
Place your order with the Company with the best reputation and the lowest prices. E.g. watch this video [1].