Longpass Filters-

 

 RG9 Schott glass, 12.0mm dia. x 3.0mm thk.

 

(2950 in stock – original packaging, priced to sell!) CALL

 

 

 

Lenses-

 

Plano-Convex Lenses, BK7, 50mm dia. x 75mm FL

 

(900 in stock – original packaging, priced to sell!) CALL

 

 

 

Fresnel Lenses-

 

5″ x 5″ x5″ FL

 

New in original packages. Large quantities available. Make offer!!