ANTLIA OIII 2.5nm ULTRA NARROWBAND FILTER 2" M72 25" internal filter thread Connection

25" internal filter thread Connection (accessory side) Male M42 x 0

Additional 10 kg counterweight for the iOptron CEM120 mount

For the FS-60Q

max 3A on port 2

the ATR2600C is a highly capable deep sky camera for a wide range of telescopes

ANTLIA OIII 2.5nm ULTRA NARROWBAND FILTER 2" M72 25" internal filter thread ConnectionThe Antlia Oxygen III 2. 5nm Ultra narrowband 2" filter has a FWHM (full width half maximum) of an incredible 2. 5nm +0. 3 0. 1nm and a high transmission efficiency of > 92% at the central wavelength. These filters are made from quartz glass which has an ultra low thermal expansion coefficient and outstanding thermal and mechanical properties. Utilizing Antlia's precisely controlled advanced coating process, these filters are exceptionally durable and