Takahashi TSA-120
The TSA series is a member of Takahashi‚ apochromatic line of triplet refractors. In the TSA design, an ED glass lens is placed between two lenses, with air spacing in between.The...
Takahashi TPL-12.5 Eyepiece
The TPL series uses highly refractive, low-dispersion glass and has an optical design that allows for outstanding image quality, with chromatic aberration at the...