Used Tele Vue 12mm Nagler Type 2 Filter Set More 3in1 fun – Look

More 3in1 fun – Look out for others in the LEGO® Creator 3in1 range

Star Adventurer GTI

Seeing it for the first time last year on a trip to Mesa Verde

An etalon is a type of interferometer

Carrying case included for travel and safe storage

Used Tele Vue 12mm Nagler Type 2 Filter Set More 3in1 fun – LookCondition: This is a TeleVue 12mm Type 2 Nagler in excellent condition. The optics and body are clean. This has both dust caps, and comes in its original box. The first of the Type 2 Naglers, the 12 mm continues the tradition of optical excellence in the Nagler line. The Type 2 eyepieces contain 8 elements instead of 7, and do not suffer from the Kidney Bean Effect. However, some of the eye relief went away (check one out beforehand if you wear