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Entry: Astronomy:Equipment Reviews:Binocular Reviews:Apogee 25x100

I just got a pair of these for the sale price of $250! They were a good deal at $300 and now an even better one.

The optics are at least as good as my old Celestron 20x80 binos so I gave them an 8. However, with much better eye relief I'm able to wear my glasses which correct for astigmatism thus giving me effectively better optics.

Mine came marked as having 3.5 degrees F.O.V. which I know is a typo. However, I do think that they have more than the 2.5 degrees advertised.

Many people are commenting on the weight of these binos. I have a hefty mount for my 20x80 Celestrons. I'm in the process of making a mounting plate for these 25x100 Apogees so that I can use them with my hefty mount. In order to mount them I had to take off the center rod and built in tripod mount. WOW! That thing must weigh about 3-4 pounds. Now they feel only a little bit heavier than my 20x80 binos. The mounting plate I'm making is made of aluminum so I'm saving lots of weight.

If weight is a big factor for you consider getting rid of the original mounting rod and stand. However, be warned that the hardware used is in odd metric sizes do adapting your own mounting plate will take a trip to a well stocked hardware store or specialty machine shop store.

Considering that I paid $250 for my 20x80 Celestrons about 20 years ago all in all these are a fantastic buy.

Overall Rating: 9
Optics:8 Value:10
Weight: 5
Date: 01/14/2004 11:58:15 am PST

Replies: 0


Entry: Astronomy:Equipment Reviews:Eyepiece Reviews:University Optics Widescan 16mm

This seems to be a mix of Wide Scan 16mm and 20mm reviews.

I'm commenting on the 20mm Wide Scan. This eyepiece was basically what I expected. A decent wide field eyepiece for the money.

The FOV is very wide but the images are very soft off axis. I have a bunch of Naglers and I'm not getting rid of them for this eyepiece. I use it mostly for finder scopes where the combination of wide field and light weight are more important than sharp images.

This is basically a pretty good erfle but don't be fooled into thinking it's a poor man's Nagler.

Overall Rating: 6
Optics:5 Value:7
Weight: 5
Date: 09/22/2003 12:49:53 pm PST

Replies: 0


Entry: Astronomy:Equipment Reviews:Misc Accessories:Lumicon Coma Corrector/Field Flattener

I just purchased a Lumicon Coma Corrector. Advantage over the Televue Paracorr is NO MAGNIFICATION. It's always bothered me that I pay a lot of money for Nagler eyepieces to get wide fields of view only to throw away 15% by magnifying it in the Paracorr.

I have used a Paracorr in my 13.1 f4.4 scope for several years. It does improve the sharpness of edge stars in my low to medium power eyepieces.

We recently compared the two and while both did very well on coma the unmagnified view in the Lumicon was preferable. Note too that the Lumicon has 1.8" aperture so there's no vignetting.

Keep in mind that the Lumicon will not work as a convienient accessory like the Televue. I unscrew the lens cell and mount it INSIDE MY FOCUSER to use it. If you slide the entire unit into your focuser the way it comes you'd need 2-3 inches of in-travel and you'll have to make sure the focal plane is 3.8" from the top lense of the corrector.

This is a nice way to deal with coma. if you position the corrector properly it will work for the 22mm and 31mm Naglers. For the other Naglers you need to pull the eyepieces out a little to get the proper seperaltion.

All in all the Lumicon get a 10 from me and the Paracorr gets an 8.

Overall Rating: 10
Performance:10 Value:9
Weight: 5
Date: 09/22/2003 12:34:38 pm PST

Replies: 0


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