Type A Matte  All Matte with Fresnel Lens, suited for general purpose photography. JP Code 904033 Mamiya Code 304491
	Type A4 Checker  Same as Matte, but with perpendicular grid. Pattern ideal as a compositional aid. Grid intersections also useful as reference points for multiple exposures. Grid intersections also useful as reference points for multiple exposures. JP Code 904034 Mamiya Code 304492
	Type B Rangefinder Spot  Same as Matte, but with horizontal central split-image rangefinder wedge added. Matte surface can be used for focusing, but split-image rangefinder significantly boosts focusing precision. JP Code904035 Mamiya Code 304493
	Type C Microprism  Same as Matte, but with central microprism spot added. Provides an alternative Rangefinder Spot screen with the same benefit of enhanced focusing precision. JP Code � 904036 Mamiya Code 304494
	Type E Rangefinder Spot/Microprism  Same as Matte, but with a central horizontal split � image rangefinder wedge surrounded by a microprism collar. Highly versatile 3 way focusing (rangefinder, microprism, matte). Ideal for general purpose photography. JP Code 904037 Mamiya Code 304495
	Type E for 35mm Magazine (35mm Magazine supplied with this screen and panoramic adapter slide). Same as type E, but includes outline for full frame 35mm 24x36mm, plus outline for 13x36mm when using panoramic adapter. JP Code 904036 Mamiya Code 304494