ASA23BL

A23B-L

AstrHori

Designed to reveal the beautiful detail hidden in tight spaces, the 28mm f/13 2x Macro Probe Lens Kit with Straight & 90 Tubes for L-Mount features a 2:1 magnification ratio and a 13.1" waterproof probe extension with front-end illumination to bring the unseen world to light. The 2x magnification capability enables detailed close-ups, while the extension tubes' slender, 1.2" diameters make the lens ideal for fitting through slim openings and into small spaces. The optical structure consists of 21 elements in 16 groups and features an aperture range of f/13 to f/40. Taken together, the wide-angle macro provides a broad depth of field that brings both the subject and its surroundings into focus for environmentally rich imagery.The lens's durable and protective front element is crafted from sapphire glass, a material known for its hardness and resistance to wear and scratches. The front-end fill light is powered through a USB-C interface and comes with a charging cable.Interchangeable Tubes This kit includes both straight and 90 tubes, enabling you to capture multiple viewing angles.Waterproof Design with Fill Light The 28mm probe lens is waterproof down to 9.8" and incorporates an LED fill light that helps to reveal detail in your images.Lens Dimensions ( x L) Base: 2.6 x 5.5" / 65 x 140mm Straight Probe: 0.9 x 13.1" / 23 x 335mm 90 Probe: 1.2 x 13.4" / 30 x 340mm