Search found 35 matches

by pdxhiker
Tue Mar 29, 2016 1:23 pm
Forum: Beginner's corner
Topic: Is National Optical 162 Scope keeper?
Replies: 13
Views: 2544

Re: Is National Optical 162 Scope keeper?

thanks, looks like AO was suggested by everyone and the poster ended up buying one. Any thoughts on Meiji scope? specially the one below

https://www.microscopeworld.com/p-675-m ... scope.aspx
by pdxhiker
Tue Mar 29, 2016 12:53 pm
Forum: Beginner's corner
Topic: Is National Optical 162 Scope keeper?
Replies: 13
Views: 2544

Re: Is National Optical 162 Scope keeper?

I m going to return my scope. Any pointer on which AO/olympus models should i look for.
by pdxhiker
Tue Mar 29, 2016 5:29 am
Forum: Beginner's corner
Topic: Is National Optical 162 Scope keeper?
Replies: 13
Views: 2544

Re: Is National Optical 162 Scope keeper?

super high contrast objectives You have to be aware of the hyperbole used in the advertising of Chinese microscopes. It often promises more than it will / can deliver. The National brand is the lowest tier of scopes made by one of the Chinese manufacturers and I would not call it a lifetime investm...
by pdxhiker
Tue Mar 29, 2016 3:23 am
Forum: Beginner's corner
Topic: Is National Optical 162 Scope keeper?
Replies: 13
Views: 2544

Re: Is National Optical 162 Scope keeper?

I am just curious about seeing tiny things (bacteria was just an example) and want to get kids interested in the hobby.

pictures I am referring to are similar to below where microorganisms look contrasty instead of just translucent.
http://www.microscopy-uk.org.uk/intro/illu/ampha.jpg
by pdxhiker
Tue Mar 29, 2016 2:37 am
Forum: Beginner's corner
Topic: Is National Optical 162 Scope keeper?
Replies: 13
Views: 2544

Is National Optical 162 Scope keeper?

Last week, I ended up purchasing a National Optical 162 Microscope with super high contrast objectives on the whim, today I learnt that without Phase Change Objectives I wont be able to see the contrasty images of bacteria etc like shown in the pictures, I am planning to exchange the Super High cont...