2017年4月20日 · The difference between the TSN-3 and TSN-4 is simply that the "3" has an angled body, and the "4" is straight through. Coupled with the wide-angle 30x eyepiece, this …

2016年6月17日 · Hi, I own a TSN-3 and have met a fellow birder with the TSN-1 so we could try both side by side with the same eyepieces (The old Kowa 20-60 zoom from the 80s - best …

2019年8月5日 · The current 30x wide EP for the small body Kowa (including the old TSN-1/2/3/4 series) is called TE-14WD (sometimes also TSE-14WD) and has a twist up plastic eyecup. I …

2005年7月29日 · Thanks for the replies and advice. I couldn't see a TSN-1/3 skua on the link given but I've emailed them to try and get more info. I'll keep an eye on ebay, and I've found a …

2018年11月1日 · However, the TSN-3, as well as costing less, is 200g lighter, so if it were optically on a par with the more modern scope then the Kowa option would be worth …

2019年8月5日 · TSN 3 is a very good vintage telescope. I owned one with a x30w and a 20-60 zoom. The 883/4 performs much much better IMO both optically and ergonomically whilst also …

2023年1月30日 · 18 months and half a pandemic on since my last post, and I still have my TSN-3 with original 30x Wide eyepiece. Currently on vacation in St Lucia, I still marvel at the …

2021年5月8日 · A good example of TSN-3 should offer a crisp image at 60x too - with a proper EP and in good seeing. The old Kowa 20-60x zoom with the rubber eyecup is usually not great. …

2007年6月14日 · Any eyepiece that fits the TSN-1,2,3 & 4 scopes will also fit any of the smaller 60mm and 66mm scopes. It's only the TSN 800 (82mm) and newer 77mm and 88mm scopes …

2013年3月11日 · I'm looking for a stay-on case for my TSN-3 (see post in the Wanted section) and just wondered if any Kowa users knew of a UK source for such cases (unlikely!), or if any …