Model No.	Focal Length	Aperture	Total Focal length	Mega	Format	Angel of view	Lens Construction
HL4528	4.5	2.8	12.23	1.3mega	1/4	55.4°	4G+1IR
DY3620C	3.6	2.0	21	0.3mega	1/4	75°	4G+1IR
DY301P	4.3	2.0	20	0.3mega	1/4	60.4°	2P+1IR
HL6018	6	1.8	24	0.3mega	1/3	59°	4G+1IR
HL6225	6.2	2.5	9.85/16.2	1.3mega	1/3	56°	4G+1IR
HL7224	7.2	2.5	16.2	0.3mega	1/3	58°	1P+1IR
HL4515	4.5	1.5	18.2	0.3mega	1/4	64°	4G+1IR
HL3620C	3.6	2.0	22.13	0.3mega	1/4	75°	4G+1IR
DY7660	3.6	2.0	21	0.3mega	1/5	60°	4G+1IR