wide lens

RARE LOT of 2 ES Edmund Optics Convex Spherical Lens Filter 40mm # 45150 MgF2

I like that this is made to go on Cub, Cub Loboy, A, AV, Super A, and Super AV directly.

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RARE ES Edmund Optics Lens Silica Glass Filter 4-1/8" OD x 5mm thick # 74204

Many users note that AAIWA items are energy efficient.

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