Pentax Wide-Angle Prime Lenses

Table 1. Pentax Wide-Angle Prime Lenses.
Lens	Elements- Groups	Min. Focus Distance (m)	Filter Dia- meter (mm)	Lens Diameter x Length (mm)	Weight (g)	In Production
K 28/2	9-8	0.25	52	62.5 x 69	423	no
M 28/2	8-7	0.3	49	63 x 42	215	no
A 28/2	8-7	0.3	49	63 x 42	215	no
M 28/2.8 (version 1)	7-7	0.3	49	63 x 31	156	no
M 28/2.8 (version 2)	7-7	0.3	49	63 x 37	170	no
A 28/2.8		0.3	49	63 x 37	170	no
F 28/2.8		0.3	49	64 x 37	180	no
FA 28/2.8 AL	5-5	0.3	49	65 x 41	185	no
FA 28/2.8 Soft	5-5	0.25	49	66 x 40	191	no
K 28/3.5	8-7	0.3	52	63 x 47	261	no
K 28/3.5 Shift	12-11	0.3	—	80 x 93	611	no
M 28/3.5	6-6	0.3	49	63 x 32	180	no
K 30/2.8	7-7	0.3	52	63 x 40	215	no
FA 31/1.8 AL ED Limited	9-7	0.3	58	65 x 69	345	yes
M 35/1.4	10-8	0.4	58	67.5 x 64.5	420	no
K 35/2	8-7	0.35	52	63 x 56	295	no
M 35/2	7-7	0.3	49	63 x 42	205	no
A 35/2	7-7	0.3	49	63 x 42	205	no
FA 35/2 AL	6-5	0.3	49	64 x 45	195	no
DA 35/2.4 AL	6-5	0.39	49	63 x 45	124	yes
M 35/2.8	6-6	0.3	49	63 x 37	170	no
A 35/2.8	6-6	0.3	49	63 x 37	170	no
DA 35/2.8 Macro Limited	9-8	0.14	49	63 x 46.5	215	yes
K 35/3.5	5-4	0.35	52	63 x 36	161	no