Antlia Sulfur II (SII) 2.5nm Ultra Narrowband 36mm Filter (ANT-25-SII-36)

Antlia Sulfur II (SII) 2.5nm Ultra Narrowband 36mm Filter (ANT-25-SII-36)The Antlia SHO 2. 5nm Ultra series filters are made with quartz glass and undergo precisely controlled coating processes to ensure optimal performance. The 2. 5nm Ultra series is designed with a FWHM (full width half maximum) of 2. 5nm +0. 3 0. 1nm and a transmission efficiency >92 95% at the Central Wavelength. The quartz glass possesses an ultra low thermal expansion coefficient with outstanding thermal and mechanical properties. When combined with

addressing any questions and providing you with the precise cable needed to seamlessly integrate your motor with our controller

Android 12 or higher Dimensions

Leg Angles - 23°

especially those caused by streetlight and most importantly their scattered light which lightens up the night sky

Note: Test temperature +20° Optic Window Type AR+AR High Quality Multi-Layer Anti-Reflection Coating

integrated into enclosure "bridge" to thermally isolate Enclosure construction Aluminum with integrated fan Clamp: Fits CG-5 and CGE dovetails (also can be strapped onto tripod leg) Electronic protections Fuse protected

A high blocking specification of OD5 (0

50 Lens Coatings: Multi-Coated Prism Glass (Type): BaK-4 Prism Coatings: N/A Weight: 140 oz (3969 g) Environmental Protection: Water Resistant Nitrogen Filled: No Tripod Adaptable: Yes Carrying Case: Nylon Dimensions: 256mm x 130mm x 388mm (10

comfortable eye positioning

or even with our 2" eyepiece filter set

0° (with the PF-65ED) FIELD-OF-VIEW (@ 1000 YDS) 117-51  (39-17 m at 1000 m) (with the PF-65ED) EXIT PUPIL DIAMETER 3

This filter is initially based on a development by Carl Zeiss