KING KOWOK OPTICS CO.LTD

Product information

　We attach importance to product quality to gain customer’s trust. Under quality principle of “seek survival and development from good quality”, spirit of “keep improving and innovating constantly”, we create satisfying products for customers! Here we display our optical lens with good quality, high precision, various varieties and complete specs which is second to none.

Assembled Lens

Zooming lens of stage lighting:

Product Listings
Model	beam angle	bulb power	number of lens assembly	optical film
KO-1200	11 ° -28 °	400W, 575W,1200W	3	420-680 wide band anti reflection
KO-500	14 ° -30 °	400W, 575W,1200W	3	420-680 wide band anti reflection
KO-1300	10 ° -35 °	400W, 575W,1200W	3	420-680 wide band anti reflection
KO-3000	14 ° -42 °	400W, 575W,1200W	3	420-680 wide band anti reflection

Stage lighting, LCD, OPH, projector lens, etc.

Stage Lighting, LCD, OHP and Slide Projection Lens:

Model	focal length	F#	diameter of lens barrel	adjusting means	range of use	optical film
KO-030	30	2.8	45	Fixed focus	projector ,stage lighting	choose
KO-050	50	2.8	45	Fixed focus	projector ,stage lighting	choose
KO-085	85	2.8	45	Fixed focus	projector ,stage lighting	choose
KO-135	135	3.5	60	thread focus	LCD projection	choose
KO-150	150	3.5	60	thread focus	LCD projection	choose
KO-180	180	3.8	80	thread focus	LCD projection	choose
KO-200	200	3.8	75	thread focus	LCD projection	choose
KO-220	220	3.8	75	thread focus	LCD projection	choose
KO-240	240	4.5	75	thread focus	LCD,OHP projection	choose
KO-280	280	5.5	75	thread focus	LCD,OHP projection	choose
KO-320	320	5.5	75	thread focus	LCD,OHP projection	choose

Projection distance(mm)	image diagonal size(mm)
	85	135	150	180	200	220
1000	684	636	580	540	818	835
2000	1369	1272	1160	1079	1635	1671
3000	2053	1908	1740	1619	2453	2506
4000	2737	2544	2320	2159	3270	3341
5000	3422	3180	2900	2699	4088	4177
6000	4106	3816	3480	3238	4906	5012
7000	4791	4452	4060	3778	5723	5848
8000	5475	5088	4640	4318	6541	6683
9000	6159	5724	5220	4857	7358	7518
1000	6844	6361	5800	5397	8176	8354

Choice of lens barrel material:	1. Plastic
	2. High temperature resistant alumina

Choice of film:	1. 525mm monolayer anti-reflection film
	2. 420-680mm multilayer wide band anti-reflection film

Tolerance:	1. Diameter: +0/-1%
	2. EFL: +/- 1.5%

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