Swivellink AFSB-5Swivellink AFSB 5

Educational material in durable binder to help in understanding filter use

Male Thread M82 Female Thread M72 Manufacturer Midwest Optical Systems

526 mm Exit Pupil Position -30

Male Thread M52 Female Thread M67 Manufacturer Midwest Optical Systems

30 mm Rear Principle Point -17

HF35HA-1S Technical Specifications:

Male Thread M46 Female Thread M58 Manufacturer Midwest Optical Systems

LP1000 Near-IR Longpass Filter

then use the Clean Air Duster again to try and dislodge any remaining debris

Male Thread M58 Female Thread M46 Manufacturer Midwest Optical Systems

Dimensions: 195mm x 150mm (240mm Diagonal Dimension)

Product Line / Series HF-HA-1S Lens Type Fixed Focal Length IP Rating Not Specified Focal Length 75 mm ƒ/N ƒ/2