So, to answer your question, no, if you just have a bulb that says it produces UVA then you do not have "the sun's rays" that your bearded needs.
1	So	so	ADV	RB	_	25	advmod	25:advmod	SpaceAfter=No
2	,	,	PUNCT	,	_	25	punct	25:punct	_
3	to	to	PART	TO	_	4	mark	4:mark	_
4	answer	answer	VERB	VB	VerbForm=Inf	25	advcl	25:advcl:to	_
5	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	6	nmod:poss	6:nmod:poss	_
6	question	question	NOUN	NN	Number=Sing	4	obj	4:obj	SpaceAfter=No
7	,	,	PUNCT	,	_	25	punct	25:punct	_
8	no	no	INTJ	UH	_	25	discourse	25:discourse	SpaceAfter=No
9	,	,	PUNCT	,	_	25	punct	25:punct	_
10	if	if	SCONJ	IN	_	13	mark	13:mark	_
11	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	13	nsubj	13:nsubj	_
12	just	just	ADV	RB	_	13	advmod	13:advmod	_
13	have	have	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	25	advcl	25:advcl:if	_
14	a	a	DET	DT	Definite=Ind|PronType=Art	15	det	15:det	_
15	bulb	bulb	NOUN	NN	Number=Sing	13	obj	13:obj|17:nsubj	_
16	that	that	PRON	WDT	PronType=Rel	17	nsubj	15:ref	_
17	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	15	acl:relcl	15:acl:relcl	_
18	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	19	nsubj	19:nsubj	_
19	produces	produce	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	17	ccomp	17:ccomp	_
20	UVA	UVA	PROPN	NNP	Number=Sing	19	obj	19:obj	_
21	then	then	ADV	RB	PronType=Dem	25	advmod	25:advmod	_
22	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	25	nsubj	25:nsubj	_
23	do	do	AUX	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	25	aux	25:aux	_
24	not	not	PART	RB	_	25	advmod	25:advmod	_
25	have	have	VERB	VB	VerbForm=Inf	0	root	0:root	_
26	"	"	PUNCT	``	_	25	punct	25:punct	SpaceAfter=No
27	the	the	DET	DT	Definite=Def|PronType=Art	28	det	28:det	_
28-29	sun's	_	_	_	_	_	_	_	_
28	sun	sun	NOUN	NN	Number=Sing	30	nmod:poss	30:nmod:poss	_
29	's	's	PART	POS	_	28	case	28:case	_
30	rays	ray	NOUN	NNS	Number=Plur	25	obj	25:obj|35:obj	SpaceAfter=No
31	"	"	PUNCT	``	_	30	punct	30:punct	_
32	that	that	PRON	WDT	PronType=Rel	35	obj	30:ref	_
33	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	34	nmod:poss	34:nmod:poss	_
34	bearded	bearded	ADJ	JJ	Degree=Pos	35	nsubj	35:nsubj	_
35	needs	need	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	30	acl:relcl	30:acl:relcl	SpaceAfter=No
36	.	.	PUNCT	.	_	25	punct	25:punct	_
