Optional Accessories for Solar Discover 5Å CaK Assembly
1. Antlia Barlow lens
The Barlow lens designed specifically for the Antlia 5Å CaK filter enhances detail when used, optimizing performance for solar photography.
You can order the Antlia Solar Discover 5Å CaK Assembly with the Barlow lens pre-installed, or you can order the 5Å CaK Assembly and the Barlow lens separately.
Sizes available: 2X/3X/5X
Price:
2X $50.00
3X $50.00
5X $60.00
2. Antlia extension tube
We offer extension tubes in two sizes, 50mm and 70mm, to achieve more back focus if needed when using the Antlia 5Å CaK Assembly with a Barlow lens. This supports the solar imaging system in achieving co-focus during shooting.
Sizes available: 70mm/50mm
Price:
50mm $20.00
70mm $25.00
3. Antlia Adjustable Aperture Diaphrage
When using our Solar Discover 5Å CaK Assembly, the Antlia 1.25" variable aperture diaphragm helps filter out stray light, enhancing image contrast. It allows real-time adjustment, reaching optimal contrast at approximately half open(D 12 see image below), or it can be fine-tuned as needed for a specific condition.
Adjust Aperture range: Dia 2.0 - 25mm
Adapter：1.25''
Optical height：34mm
Price: US$50
