TELEVUE NP 101 还是 TELEVUE 102 + TV双目?

TELEVUE NP 101 价格3500USD
TELEVUE 102      价格2200USD
TV 双目 价格1100USD

即NP101=102+双目,

究竟哪种更划算???小蔡兄的帖子中建议102, 说反差比NP101更大.但不知他为何选择NP101?还是有其他的考虑?

NPC-4054
Objective 101mm Aperture, APO 4-El. Nagler-Petzval design
Focal Length 540mm
Focal Ratio F/5.4
Max Visual Field 4.9 degrees
Weight/Length 10lb., 29" (26" OTA)"


Model
Ivory Complete (WXC-4086)
O.T.A. only (WXO-4086)
Solid Brass "Renaissance" Complete (BXC-4086)

Objective
102mm Aperture, APO Doublet

Focal Length
880mm

Focal Ratio
F/8.6

Max Visual Field
3.0 degrees @ 16x (55mm Plossl)

101是多用途镜(偏向摄影),102是目视镜吧~~~我的理解

另外102i好象才可以上双目的,102的镜桶太长,双目无法合焦

http://www.televue.com/engine/page.asp?ID=162

Application  Tele Vue-60  Ranger  Tele Vue-76  Tele Vue-85  Tele Vue-NP101  Tele Vue-102 and Renaissance-102  Tele Vue-NP127  

Accepts Bino Vue Not recommended  Not recommended  Yes  Yes  Yes  Yes  Yes  Yes

np101好一点! :shock:

http://www.astronomy.com.cn/bbs/viewtopic.php?t=41046&highlight=

呵呵,看来是记错了,是102i更适合双目 ops:

想都不用想，101NP！