Search found 125 matches

by siahheng
Fri Sep 08, 2006 12:17 am
Forum: Coffee corner
Topic: Faraday Flashlights aka Shake Flashlights
Replies: 21
Views: 9403

Hi, bought one for the car and one for the house. The one for the house has 3 LED which is fairly bright. Bought mine from the DIY store at Great World City (Basement 1).
by siahheng
Wed Aug 30, 2006 11:09 pm
Forum: General Astronomy
Topic: Pluto no longer a planet!! Down to 8.
Replies: 51
Views: 22206

Our singaporean members will remember 'Sgt' fondly... :)
by siahheng
Mon Aug 21, 2006 10:05 am
Forum: Equipment Discussions
Topic: Contact Lens vs Spectacles
Replies: 34
Views: 10102

I agree with Kay Heem. It is most likely a latent squint (esotropia - means squint). When the visual axis of the eyes are out of alignment, no image fusion will occur. It is not likely to be faulty equipment since you can fuse the image. There are ophthalmologists who specialise in this problem. If ...
by siahheng
Sat Aug 19, 2006 11:45 pm
Forum: Equipment Discussions
Topic: Contact Lens vs Spectacles
Replies: 34
Views: 10102

They next time the hospital decommission an old microscope - I will put it up for auction here - cheap...
by siahheng
Sat Aug 19, 2006 2:58 pm
Forum: Equipment Discussions
Topic: Contact Lens vs Spectacles
Replies: 34
Views: 10102

Talking about eye issues, one or two of our members have a problem getting the two images to merge into one when using binoculars. Can any of our member doctors or opticians please comment on this? When I operate with a microscope, I keep both eyes open when adjusting the distance between the two e...
by siahheng
Sat Aug 19, 2006 10:16 am
Forum: Equipment Discussions
Topic: Contact Lens vs Spectacles
Replies: 34
Views: 10102

Hi Chis,

How bad is your astigmatism? I have not tried contact lenses as my astigmatism is fairly bad. Without glasses, I cannot even recognize a face 6 feet away!!

Would be great to get the spacewalk effect with contacts.

Siah Heng
by siahheng
Sat Aug 19, 2006 12:20 am
Forum: Singastro.org Announcements & News
Topic: ASTRO IMAGE PROCESSING SEMINAR
Replies: 33
Views: 31279

Remus did a fantastic job of explaining the theory and practical aspects of photoshop for astroimaging.

Thanks Remus. :)
by siahheng
Sat Aug 12, 2006 7:18 pm
Forum: Astronomy Events & Observation Sessions
Topic: Perseid ob at East Coast tonight 12th Aug
Replies: 15
Views: 7755

I watched from my roof top from 0015 hours till 0145 hours and caught only 1... :(
by siahheng
Fri Aug 11, 2006 10:06 am
Forum: Coffee corner
Topic: doggy language?
Replies: 13
Views: 4351

Andrew - birds, rabbits and now dogs... you are turning into a real Dr Dolittle!! :)
by siahheng
Thu Aug 10, 2006 9:29 am
Forum: Singastro.org Announcements & News
Topic: ASTRO IMAGE PROCESSING SEMINAR
Replies: 33
Views: 31279

count me in!

siah heng